Masao Matsumoto

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Toyama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for forming element-free spaces in slide fastener chain
- Patent number 5,212,863
- Issue date May 25, 1993
- Yoshida Kogyo K. K.
- Masao Matsumoto
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Method and apparatus for discharging spools
- Patent number 4,927,090
- Issue date May 22, 1990
- Yoshida Kogyo K. K.
- Masao Matsumoto
- B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information Patent Grant
Apparatus for forming gaps in a slide fastener chain
- Patent number 4,573,383
- Issue date Mar 4, 1986
- Yoshida Kogyo K.K.
- Masao Matsumoto
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Apparatus and a method for forming space sections in a slide fasten...
- Patent number 4,510,662
- Issue date Apr 16, 1985
- Yoshida Kogyo K. K.
- Masao Matsumoto
- A44 - HABERDASHERY JEWELLERY