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History

Yenchen Machinery Co., Ltd.
SANKO ELECTRONIC LABORATORY CO.,LTD
Pelen Pte Ltd.
NIKKA DENSOK LIMITED
Jornen Machinery Co., Ltd.
Hamamatsu Photonics K.K.

6 Pinhole Inspection Machine Manufacturers in 2025

This section provides an overview for pinhole inspection machines as well as their applications and principles. Also, please take a look at the list of 6 pinhole inspection machine manufacturers and their company rankings. Here are the top-ranked pinhole inspection machine companies as of September, 2025: 1.Jornen Machinery Co., Ltd., 2.Pelen Pte Ltd., 3.SANKO ELECTRONIC LABORATORY CO.,LTD.

Table of Contents

Categories Related to Pinhole Inspection Machines

List of 6 Pinhole Inspection Machine Manufacturers

*Including some distributors, etc.

Sort by Features

  • Default
  • Company Size: largest first
  • Year Founded: oldest first
  • Year Founded: earliest first

Sort by Area

  • China
  • Japan
  • Singapore
  • Taiwan
    • Jornen Machinery Co., Ltd.
      • China Address: No.3966 Xinzhuan Road, Songjiang, Shanghai, China

      Manufacturer Overview

      Jornen Machinery Co., Ltd., founded in 1989 by Mr. Yang Yijun is a manufacturer of pharmaceutical processing and packaging equipment and machinery headquartered in Songjiang, Shanghai, China. The company offers various products including blister, film coating, capsule & tube filling, tablet press, and thermoforming packaging machines. The company, which has been named as one of the “Top 10 Packaging Machinery Enterprises” in China, and the “Shanghai High-Tech Enterprise” award offers equipment to meet its customers’ requirements that come from various sectors including the pharmaceutical, food, cosmetic and chemical industries.

    • NIKKA DENSOK LIMITED
      • Japan Address: 710 Shimoakasaka, Kawagoe-shi, Saitama, Japan

      Manufacturer Overview

      Nikka Densok Limited, founded in 1978, is a manufacturer of inspection equipment headquartered in Kawagoe City, Saitama. It specializes in producing and selling a range of products, including metal detectors, weight sorters, pinhole inspection equipment, as well as magnet iron removal equipment, and security equipments such as handy high sensitivity metal detector and gate metal detector. The company offers a rental service of its numerous equipments, and also has several branches all over Japan, and some of which are in Osaka, Nagoya, Kyushu, and Hokkaido.

    • Hamamatsu Photonics K.K.
      • Japan Address: 325-6, Sunayama-cho, Naka-ku, Hamamatsu City, Shizuoka, Japan

      Manufacturer Overview

      Hamamatsu Photonics K.K., established in 1953 and headquartered in Hamamatsu, Japan, is a manufacturer of sensors and emitters for both visible and invisible light. It stocks products like LEDs, lamps, and photodiodes used in several industries, including consumer electronics, dental imaging, and environmental monitoring. The sensor and light source components are also available as modules and units that can be incorporated into systems the company develops, like optical measurement systems or imaging systems. The ISO 9001-certified company stocks over 15,000 devices, units, and systems that ship to over 100 destinations worldwide, and it has ten research and production bases.

    • SANKO ELECTRONIC LABORATORY CO.,LTD
      • Japan Address: 1677 Hisasue, Takatsu-ku, Kawasaki, Kanagawa, Japan

      Company Overview

      SANKO ELECTRONIC LABORATORY CO.,LTD, established on August 1, 1963, and based in Kawasaki, Kanagawa, is a manufacturer and supplier of gauges and testing instruments. The company's product range includes Coating Thickness Meters, Moisture Meters, Pinhole Detectors, Needle Detectors, and Iron Piece Detectors. These instruments are used for measurements in various processes to ensure product quality. Industries such as manufacturing, electronics, construction, and safety use these products. In addition to manufacturing, the company offers services like customer support, product development, after-sales support, and client-specific solutions.

    • Yenchen Machinery Co., Ltd.
      • Taiwan Address: No.38, Huaya 1st Rd., Guishan Dist., Taoyuan City, Taiwan

      Company Overview

      Yenchen Machinery Co., Ltd., established in 1967, is based in Taoyuan, Taiwan, as a manufacturer and supplier of pharmaceutical machines. It specializes in manufacturing pellet and coating machines, high-shear mixers, and solid dosage lines. Its products are equipped with HEPA filters and thermal ristribution instruments to ensure product quality. Its manufactured products are utilized in pharmaceutical, food, biotechnology, chemical, and cosmetic sectors across Europe, America, Africa, and Southeast Asia. The company has partnered with several companies, such as Pfizer, Novartis, Boehringer Ingelheim, and Daiichi-Sankyo. It acquired ISO 9001:2015 certification and received the Honorable Mention Award in Intelligent Product Competition in 2023.

Pinhole Inspection Machine Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the pinhole inspection machine page as of September 2025. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. Hamamatsu Photonics K.K.: 3,766
  2. NIKKA DENSOK LIMITED: 120
  3. SANKO ELECTRONIC LABORATORY CO.,LTD: 53

Newly Established Company

  1. Jornen Machinery Co., Ltd.: 1986 (39 years ago)
  2. Yenchen Machinery Co., Ltd.: 1967 (58 years ago)
  3. SANKO ELECTRONIC LABORATORY CO.,LTD: 1963 (62 years ago)

Company with a History

  1. Hamamatsu Photonics K.K.: 1953 (72 years ago)
  2. SANKO ELECTRONIC LABORATORY CO.,LTD: 1963 (62 years ago)
  3. Yenchen Machinery Co., Ltd.: 1967 (58 years ago)

Global Distribution of Pinhole Inspection Machine Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
Japan Japan 3 50.0%
China China 1 16.7%
Taiwan Taiwan 1 16.7%
Singapore Singapore 1 16.7%

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List of Pinhole Inspection Machine Products

45 products found

45 products

TAKENAKA SYSTEM CO.,LTD.

Discount detection in real time with simple operations color line type deficiency Inspection device LS-70JC

570+ people viewing

Last viewed: 1 day ago

overview This is a defect detection device that can be connected to the TLC-7300UCL of the Camera Link output color line scan camera with our high-...

TAKENAKA SYSTEM CO.,LTD.

Discussions in real time with simple operations high-speed line type drawback test device LS-70J

540+ people viewing

Last viewed: 1 day ago

overview ・ It is a defect detection device for line scan cameras for high -speed and high -resolution. ・ It can be connected to a Camera Link outpu...

TAKENAKA SYSTEM CO.,LTD.

Disturbing images are displayed on a personal computer TP-5000PC

510+ people viewing

Last viewed: 1 day ago

overview This device detects various drawbacks of transparent or non -transparent sheets using a line scan camera online. ・ Each drawback of direct...

Sensor Technology Co., Ltd.

Detects spark discharge and notifies you with an alarm Can be replaced with a discharge electrode Pinhole detector PT302

Automotive & Transport Use Architecture & Construction Use

310+ people viewing

Last viewed: 11 hours ago

■Summary - A pinhole detector used to inspect pinholes in coatings and linings (painted films, resins, rubber, and other insulating materials) on v...

Sensor Technology Co., Ltd.

Detect pinholes with easy-to-use discharge electrode and easy-to-hold probe Pinhole detector PT301-15

Automotive & Transport Use Architecture & Construction Use

300+ people viewing

Last viewed: 4 hours ago

■Summary - A pinhole detector used to inspect pinholes in coatings and linings (painted films, resins, rubber, and other insulating materials) of v...

Sensor Technology Co., Ltd.

Ideal for inspecting plastic packaging AC application type pinhole detector

Food Industry Use Architecture & Construction Use

280+ people viewing

Last viewed: 1 day ago

■Overview This device places a measuring object to detect pinholes between an electrode to which a high voltage is applied and a ground-side electr...

SANKO ELECTRONIC LABORATORY CO.,LTD

Low -frequency pulse type standard type TRC series

980+ people viewing

Last viewed: 3 hours ago

The TRC series offers four models. ■ Features 1. Low frequency pulse discharge type ・ Painted film / lining membrane is not used due to low frequ...

4 models listed

TRC-250A-Low -frequency pulse type standard type TRC series
TRC-250B-Low -frequency pulse type standard type TRC series
TRC-70A-Low -frequency pulse type standard type TRC series
TRC-70B-Low -frequency pulse type standard type TRC series

SANKO ELECTRONIC LABORATORY CO.,LTD

Ideal for thin film tests, DC type and thin film to-5DP

480+ people viewing

Last viewed: 1 day ago

■ Features ・ It is a DC high -voltage type detector with low power used for detecting a relatively thin film of several hundred micro, such as flu...

SANKO ELECTRONIC LABORATORY CO.,LTD

Supports high-output and rubber lining TRK-330N for low-frequency pulse thick film and rubber lining

470+ people viewing

Last viewed: 16 hours ago

■ Features This is a high -power type that has been powered up for pinhole testing of thick film, rubber lining *. ■ Use Pin hole inspection such ...

SANKO ELECTRONIC LABORATORY CO.,LTD

Ideal for pinhole detection / inspection of thin insulating films, pin hole testa PH series

660+ people viewing

Last viewed: 6 hours ago

It is called a wet resistance method because salt (example: 3 %) is added to water such as water supply water, and a small amount of surfactant (eg...

2 models listed

PH-1S-Ideal for pinhole detection / inspection of thin insulating films, pin hole testa PH series
PH-20-Ideal for pinhole detection / inspection of thin insulating films, pin hole testa PH series

SANKO ELECTRONIC LABORATORY CO.,LTD

High voltage discharge type pin hole checker plastic container checker PPC

430+ people viewing

As an example of a high -voltage discharge pin hole checker, we will introduce the plastic container checker PPC. The sheet composition container ...

SANKO ELECTRONIC LABORATORY CO.,LTD

High voltage discharge type pin hole checker film and seat

440+ people viewing

As an example of a high -voltage discharge pin hole checker, we will introduce film and sheets. The sheet composition container may cause pinholes...

SANKO ELECTRONIC LABORATORY CO.,LTD

Pinhole checker APH series

760+ people viewing

Last viewed: 16 hours ago

APH-A25, which can detect a multifunctional unit APH-D30C for incorporating automatic mechanics, and a sticker that is difficult to distinguish bet...

2 models listed

APH-D30C-Pinhole checker APH series
APH-A25-Pinhole checker APH series

SANKO ELECTRONIC LABORATORY CO.,LTD

High voltage discharge type pin hole checker pull top checker PPC

430+ people viewing

Introducing a pull -top checker PPC as an example of a high -voltage discharge pin hole checker. The sheet composition container may cause pinhole...

Soki Co., Ltd.

Less than 1mm pinhole detector TRC-220B

250+ people viewing

Last viewed: 1 hour ago

■Pinhole detector TRC-220B (less than 1mm) Can detect pinholes in metal overcoating. (Target coating thickness less than 1mm, detection voltage 1-6...

Accurex Co., Ltd.

Internal pressure inspection machine for cans/bottles MODEL T550-P

280+ people viewing

Last viewed: 1 hour ago

There are two types of inspection parts: percussion method (A) and proximity sensor method (P). ■Features ・Stores up to 99 types of product setup...

Accurex Co., Ltd.

Touch pressure inspection machine for positive pressure vessels MODEL T550-F

240+ people viewing

■Features ・Press a can or resin container lightly with a side belt, measure the repulsive force with a load cell, and select good or defective pro...

Accurex Co., Ltd.

Leak inspection machine for normal pressure plastic containers MODEL T550-C

300+ people viewing

Last viewed: 13 hours ago

■Features ・Press a can or resin container lightly with a side belt, measure the repulsive force with a load cell, and select good or defective pro...

MUTUAL CORPORATION

Light and compact pinhole inspection machine for the food industry Small pinhole inspection machine Torerude

270+ people viewing

Last viewed: 1 day ago

■Features Torerude is a non-destructive pinhole inspection machine for hermetically packaged products in the food industry, such as liquid soups, s...

Nidek Power Train Systems

Inspection / Measurement Equipment Imaging Equipment / Cylindrical Inner Red Lyeheet TPI Series

670+ people viewing

Last viewed: 3 hours ago

Auto -visual inspection such as burrow, mushrooms, peeling, burrs, and contact It is a device that performs the grinding surface of the casting pr...

Fukase Shoji Co., Ltd.

Film/sheet in-line pinhole detector PDC-F

320+ people viewing

Last viewed: 19 hours ago

The PDC-F inline pinhole detector is a device that safely and reliably detects pinholes in moving films and sheets. Fault sensors for defect detect...

FUKUDA CO., LTD.

Pseudo defects/pinholes Fukuda Pinholes FPH-0100, FPH-0101 series

Pharmaceutical & Medical Use

120+ people viewing

Last viewed: 7 hours ago

This is a pseudo defect with specified hole diameter and hole length. It can be used for pressure change leak test method and liquid immersion test...

F.I. Tech Co., Ltd.

Pinhole tester POROSCOPE HV40

210+ people viewing

For finding pores, voids, cracks and inclusions in enamel, lacquer, rubber and bituminous linings and coatings, as well as glass fiber reinforced p...

Shibata Engineering Co., Ltd.

Tube pinhole inspection machine MS-K

210+ people viewing

Last viewed: 6 hours ago

■Desktop type inspection device ideal for 100% inspection ・Press the tube with constant pressure to ensure puncture inspection. ・This is a tablet...

SANKO ELECTRONIC LABORATORY CO.,LTD

Continuous automatic detection pinhole automatic continuous detection device during the manufacturing process

360+ people viewing

Last viewed: 1 day ago

■ Features The pinhole automatic continuous detection device is manufactured with an insulation film, lining membrane, taping membrane or other ins...







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