Shunsaku Tsutsumi

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Optical theft deterrent system
- Patent number 5,043,593
- Issue date Aug 27, 1991
- Kokusan Kinzoku Kogyo Kabushiki Kaisha
- Shunsaku Tsutsumi
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Automotive antitheft key arrangement
- Patent number 4,835,407
- Issue date May 30, 1989
- Nissan Motor Company, Ltd.
- Sachiro Kataoka
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Radio wave signal controlled door lock arrangement
- Patent number 4,700,186
- Issue date Oct 13, 1987
- Kokusan Kinzoku Kogyo Co., Ltd.
- Kiyohiko Fujino
- G07 - CHECKING-DEVICES