Shigeru Tsujimura

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
Navigation apparatus for vehicles
- Patent number 5,752,219
- Issue date May 12, 1998
- Pioneer Electronic Corporation
- Tohru Yoshihara
- G01 - MEASURING TESTING
Information Patent Grant
Navigation apparatus for vehicles
- Patent number 5,598,339
- Issue date Jan 28, 1997
- Pioneer Electronic Corporation
- Tohru Yoshihara
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for positioning of a GPS receiver
- Patent number 5,248,981
- Issue date Sep 28, 1993
- Pioneer Electronic Corporation
- Tooru Yoshihara
- G01 - MEASURING TESTING