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Tetsuo Kumagai
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Okazaki-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Route searching device and computer program
Patent number
11,656,085
Issue date
May 23, 2023
Toyota Jidosha Kabushiki Kaisha
Tominori Iwata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Navigation apparatus and map information updating method
Patent number
9,074,902
Issue date
Jul 7, 2015
Aisin Aw Co., Ltd.
Hikaru Nagasaka
G01 - MEASURING TESTING
Information
Patent Grant
Method for switching reference map data in navigation device, compu...
Patent number
8,571,790
Issue date
Oct 29, 2013
Denso Corporation
Atsushi Tanabe
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
ROUTE SEARCHING DEVICE AND COMPUTER PROGRAM
Publication number
20200333149
Publication date
Oct 22, 2020
AISIN AW CO., LTD.
Tominori IWATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
NAVIGATION APPARATUS AND MAP INFORMATION UPDATING METHOD
Publication number
20110270798
Publication date
Nov 3, 2011
Aisin AW Co., Ltd.
Hikaru Nagasaka
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
METHOD FOR SWITCHING REFERENCE MAP DATA IN NAVIGATION DEVICE, COMPU...
Publication number
20110238305
Publication date
Sep 29, 2011
DENSO CORPORATION
Atsushi TANABE
G01 - MEASURING TESTING
Information
Patent Application
NAVIGATION DEVICE AND DATABASE UPDATE PROGRAM
Publication number
20110153661
Publication date
Jun 23, 2011
AISIN AW CO., LTD.
Takamitsu Sakai
G01 - MEASURING TESTING