Toshiyuki Fukuzawa

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Chiyoda-ku, JP

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Patents Grantslast 30 patents

Information Patent Grant
Balancing device of raising-lowering window
- Patent number 6,978,515
- Issue date Dec 27, 2005
- Meiko Co., Ltd.
- Norio Noguchi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Balancing device of raising-lowering window
- Publication number 20050066473
- Publication date Mar 31, 2005
- Meiko Co., Ltd.
- Norio Noguchi
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES