Mamoru Sano

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Band coupling structure and method of manufacturing piece member th...
- Patent number 6,913,411
- Issue date Jul 5, 2005
- Citizen Watch Co., Ltd.
- Jindai Yamakawa
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC

Patents Applicationslast 30 patents

Information Patent Application
Band connecting structure and method of producing die members therefor
- Publication number 20030118396
- Publication date Jun 26, 2003
- Jindai Yamakawa
- A44 - HABERDASHERY JEWELLERY