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Toyohiro Takenaka
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Saitama, JP
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Patents Grants
last 30 patents
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Patent Grant
Communication-type navigation apparatus and server device
Patent number
6,889,134
Issue date
May 3, 2005
Pioneer Corporation
Yuusuke Nakane
G01 - MEASURING TESTING
Information
Patent Grant
Map data providing apparatus, map data installing terminal device,...
Patent number
6,868,334
Issue date
Mar 15, 2005
Pioneer Corporation
Yuusuke Nakane
G01 - MEASURING TESTING
Information
Patent Grant
Communication navigation system and method, program storage device...
Patent number
6,741,930
Issue date
May 25, 2004
Pioneer Corporation
Atsuhiko Fukushima
G08 - SIGNALLING
Patents Applications
last 30 patents
Information
Patent Application
Communication navigation system and method, program storage device...
Publication number
20030060975
Publication date
Mar 27, 2003
PIONEER CORPORATION
Atsuhiko Fukushima
G01 - MEASURING TESTING
Information
Patent Application
Communication-type navigation apparatus and server device
Publication number
20030045997
Publication date
Mar 6, 2003
PIONEER CORPORATION and INCREMENT P CORPORATION
Yuusuke Nakane
G01 - MEASURING TESTING
Information
Patent Application
Map data providing apparatus, map data installing terminal device,...
Publication number
20030036845
Publication date
Feb 20, 2003
PIONEER CORPORATION
Yuusuke Nakane
G01 - MEASURING TESTING