Inventor · disambiguated record
Takeharu Arakawa
Also filed as: ARAKAWA TAKEHARU
17 granted patents·4 pending applications·707 citations·filing 1992–2007
95Inventor score
Top patents by PatentIndex Score
21 records- 0192US5394332AOn-board navigation system having audible tone indicating remaining distance or time in a tripPIONEER ELECTRONIC CORP·Filed 1992·Granted Feb 28, 1995·121 cites·10 claims
- 0288US5424951AOn-board navigation apparatus having user registering functionPIONEER ELECTRONIC CORP·Filed 1992·Granted Jun 13, 1995·82 cites·2 claims
- 0387US5297051AMap display devicePIONEER ELECTRONIC CORP·Filed 1992·Granted Mar 22, 1994·80 cites·6 claims
- 0484US5396431ANavigation system with position measuring device and aerial photographic storage capabilityPIONEER ELECTRONIC CORP·Filed 1992·Granted Mar 7, 1995·92 cites·7 claims
- 0582US5396430AOn-board navigation apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Mar 7, 1995·56 cites·5 claims
- 0678US5463605AMethod of processing information of recording disc and apparatus for processing the samePIONEER ELECTRONIC CORP·Filed 1995·Granted Oct 31, 1995·34 cites·8 claims
- 0776US6122592ANavigation apparatus with enhanced positional display functionPIONEER ELECTRONIC CORP·Filed 1999·Granted Sep 19, 2000·50 cites·2 claims
- 0873US5383128ANavigation devicePIONEER ELECTRONIC CORP·Filed 1993·Granted Jan 17, 1995·39 cites·10 claims
- 0972US5617319ANavigation apparatus with enhanced positional display functionPIONEER ELECTRONIC CORP·Filed 1995·Granted Apr 1, 1997·76 cites·2 claims
- 1069US5337244AOn-board navigation apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Aug 9, 1994·31 cites·2 claims
- 1163US7702657B2Portable information processorPIONEER CORP·Filed 2007·Granted Apr 20, 2010·3 cites·2 claims
- 1251US6023652AVehicular navigation apparatusPIONEER ELECTRONIC CORP·Filed 1994·Granted Feb 8, 2000·15 cites·7 claims
- 1348US2004078270A1Charging system, charging method, charging control data signal embodied in a carrier wave, and data-recording medium on which a charging control program is recordedPIONEER CORP·Filed 2003·Application pending·0 cites
- 1447US7082366B2Communication terminal apparatus, connection control method for the apparatus and program for the methodPIONEER CORP·Filed 2003·Granted Jul 25, 2006·2 cites·7 claims
- 1544US5938719ANavigation apparatus with enhanced positional display functionPIONEER ELECTRONIC CORP·Filed 1996·Granted Aug 17, 1999·22 cites·5 claims
- 1643US6957144B2Location confirmation system and information transmitting method for use in the systemPIONEER CORP·Filed 2003·Granted Oct 18, 2005·0 cites·10 claims
- 1743US2007198862A1Portable information processing devicePIONEER CORP·Filed 2005·Application pending·0 cites
- 1842US7133773B2Map distribution system and terminal device used in the samePIONEER CORP·Filed 2003·Granted Nov 7, 2006·3 cites·6 claims
- 1942US2004073599A1Information acquisition control unit, information acquisition control system, Information acquisition control method, Information acquisition control program, recording medium with the program recorded therein, and navigation systemPIONEER CORP·Filed 2003·Application pending·0 cites
- 2041US7242968B2Communication terminal unit, connection control method and program for the methodPIONEER CORP·Filed 2003·Granted Jul 10, 2007·1 cites·13 claims
- 2140US2004044752A1Communication system and method, communication terminal apparatus, communication center appatatus, and computer program productPIONEER CORP·Filed 2003·Application pending·0 cites
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