Riken Hatsujo Industries Co., Ltd.

Conical coil springs are an effective option when there is not enough space for cylindrical compression coil springs. At Riken ...

• Springs

• Compression Springs

Riken Hatsujo Kogyo's ultra-fine and ultra-small springs are available in a variety of shapes, including compression coil sprin...

• Springs

• Extension Springs

We manufacture springs with stable quality and complex shapes. Even with springs that require many bending processes and are hi...

• Springs

• Spiral Springs

Riken Hatsujo Kogyo can manufacture various shapes. We will consider the shape of the hook according to the application in orde...

• Springs

• Extension Springs

This is the most common "spring". Your image of a spring may be a compression coil spring. RIKEN HATSUJO INDUSTRIES has technol...

• Springs

• Torsion Springs

■Highly difficult production possible with in-house developed equipment Using equipment developed in-house, Riken Hatsujo Kogyo...

• Springs

• Torsion Springs

Contact springs used as contacts for dry batteries used in various devices. We support our customers with a variety of shapes, ...

• Springs

• Torsion Springs

Forming (wirework springs) is Riken Spring Industry's specialty. There are many bending processes, and we have a track record o...

• Fastening Components

• Cotter Pins

■Please leave large press items to us as well. In addition to springs, Riken Hatsujo Kogyo also handles large press products. W...

Riken Hatsujo Kogyo produces thin leaf springs and pressed products with a thickness of 0.05 mm and above. Thin leaf springs ar...

• Springs

• Flat Springs

■Multi-forming with less material loss Riken Hatsujo Kogyo uses multi-forming to handle shapes that are difficult to produce wi...

■Increase production efficiency by integrating springs + pressed products, molded products, etc. At Riken Hatsujo Kogyo, we als...

■Original product first edition [Easy clip] This is a clip for tying up posts used in agriculture and home gardening. Anyone ca...