Ryoji Kawamura

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Toyama-ken, JP

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus for molding a slider cover
- Patent number 6,109,908
- Issue date Aug 29, 2000
- YKK Corporation
- Hideshi Ikehara
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Auto-lock slider for slide fastener
- Patent number 5,884,373
- Issue date Mar 23, 1999
- YKK Corporation
- Ryoji Kawamura
- A44 - HABERDASHERY JEWELLERY
Information Patent Grant
Auto-lock slide fastener slider and apparatus for molding slider cover
- Patent number 5,848,455
- Issue date Dec 15, 1998
- YKK Corporation
- Hideshi Ikehara
- A44 - HABERDASHERY JEWELLERY