Akihiko Kouzai

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Yokohama-shi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle wrong-way travel detection device
- Patent number 8,947,259
- Issue date Feb 3, 2015
- Clarion Co., Ltd.
- Shinya Tagawa
- G01 - MEASURING TESTING
Information Patent Grant
Vehicle wrong-way travel detection device
- Patent number 8,754,782
- Issue date Jun 17, 2014
- Clarion Co., Ltd.
- Shinya Tagawa
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Vehicle Wrong-Way Travel Detection Device
- Publication number 20140244146
- Publication date Aug 28, 2014
- CLARION CO., LTD.
- Shinya Tagawa
- G01 - MEASURING TESTING
Information Patent Application
Vehicle Wrong-Way Travel Detection Device
- Publication number 20130044009
- Publication date Feb 21, 2013
- Clarion Co.,Ltd.
- Shinya Tagawa
- G01 - MEASURING TESTING