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Chihiro Hirose
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Saitama, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Virtual image display device
Patent number
10,310,264
Issue date
Jun 4, 2019
Pioneer Corporation
Yusuke Imasaka
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Sleepiness calculation device
Patent number
9,993,194
Issue date
Jun 12, 2018
Pioneer Corporation
Hirofumi Shimokawa
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Map display device, map display method, map display program, and co...
Patent number
8,922,592
Issue date
Dec 30, 2014
Pioneer Corporation
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Grant
Navigation apparatus, route guide method and program
Patent number
8,204,681
Issue date
Jun 19, 2012
Pioneer Corporation
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Grant
Route searching system, route searching method, navigation system a...
Patent number
7,171,306
Issue date
Jan 30, 2007
Pioneer Corporation
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Grant
Route provision apparatus, route provision method, navigation syste...
Patent number
7,054,744
Issue date
May 30, 2006
Pioneer Corporation
Chihiro Hirose
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION PROVIDING APPARATUS, INFORMATION PROVIDING METHOD, AND...
Publication number
20200225050
Publication date
Jul 16, 2020
PIONEER CORPORATION
Chihiro HIROSE
G01 - MEASURING TESTING
Information
Patent Application
VIRTUAL IMAGE DISPLAY DEVICE
Publication number
20180231776
Publication date
Aug 16, 2018
PIONEER CORPORATION
Yusuke IMASAKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
SLEEPINESS CALCULATION DEVICE
Publication number
20180064387
Publication date
Mar 8, 2018
Pioneer Corporation
Hirofumi SHIMOKAWA
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
VIRTUAL IMAGE DISPLAY DEVICE
Publication number
20160062117
Publication date
Mar 3, 2016
PIONEER CORPORATION
Yusuke IMASAKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
GUIDING DEVICE, SENSOR UNIT, PORTABLE TERMINAL DEVICE, GUIDING METH...
Publication number
20140012499
Publication date
Jan 9, 2014
PIONEER CORPORATION
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Application
NAVIGATION APPARATUS, CONTROL METHOD, PROGRAM, AND STORAGE MEDIUM
Publication number
20130261969
Publication date
Oct 3, 2013
PIONEER CORPORATION
Yukihito Nakamura
G01 - MEASURING TESTING
Information
Patent Application
MAP DISPLAY DEVICE, MAP DISPLAY METHOD, MAP DISPLAY PROGRAM, AND CO...
Publication number
20110249030
Publication date
Oct 13, 2011
Pioneer Corporation
Chihiro Hirose
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Navigation apparatus, route guide method and program
Publication number
20090177380
Publication date
Jul 9, 2009
Pioneer Corporation
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Application
Navigation Device, Route Searching Method, Route Searching Program,...
Publication number
20080275636
Publication date
Nov 6, 2008
Chihiro Hirose
G08 - SIGNALLING
Information
Patent Application
Route Searching Device, Route Searching Method, and Route Searching...
Publication number
20080114542
Publication date
May 15, 2008
Ippei Nambata
G08 - SIGNALLING
Information
Patent Application
Route searching system, route searching method, navigation system a...
Publication number
20040215389
Publication date
Oct 28, 2004
PIONEER CORPORATION
Chihiro Hirose
G01 - MEASURING TESTING
Information
Patent Application
Route provision apparatus, route provision method, navigation syste...
Publication number
20040083055
Publication date
Apr 29, 2004
PIONEER CORPORATION
Chihiro Hirose
G01 - MEASURING TESTING