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Tadashi Yamamoto
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Hiroshima, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Apparatus for generating digital lane mark
Patent number
7,664,599
Issue date
Feb 16, 2010
Sanei Co., Ltd.
Tadashi Yamamoto
G01 - MEASURING TESTING
Information
Patent Grant
System, method and program for supporting driving of cars
Patent number
6,711,480
Issue date
Mar 23, 2004
Sanei Co., Ltd.
Tadashi Yamamoto
G08 - SIGNALLING
Information
Patent Grant
Method, apparatus and program products for designing roads
Patent number
6,438,494
Issue date
Aug 20, 2002
Sanei Co., Ltd.
Tadashi Yamamoto
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
Patents Applications
last 30 patents
Information
Patent Application
System, method and program products for supporting to drive cars
Publication number
20030065429
Publication date
Apr 3, 2003
Tadashi Yamamoto
G08 - SIGNALLING
Information
Patent Application
System and method for designing roads
Publication number
20020010569
Publication date
Jan 24, 2002
Tadashi Yamamoto
E01 - CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES