Yasuhiro Toyama

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Patents Grantslast 30 patents

Information Patent Grant
Route exploration method of navigation apparatus
- Patent number 5,168,452
- Issue date Dec 1, 1992
- Aisin Aw Co., Ltd.
- Takashi Yamada
- G08 - SIGNALLING
Information Patent Grant
Navigation apparatus for vehicle
- Patent number 5,130,709
- Issue date Jul 14, 1992
- Aisin Aw Co., Ltd.
- Yasuhiro Toyama
- G01 - MEASURING TESTING
Information Patent Grant
Navigation apparatus for vehicle
- Patent number 5,122,961
- Issue date Jun 16, 1992
- Aisin AW Co., Ltd.
- Yasuhiro Toyama
- G01 - MEASURING TESTING