Inventor · disambiguated record
Atsuhiko Fukushima
Also filed as: FUKUSHIMA ATSUHIKO
22 granted patents·1,176 citations·filing 1987–2014
97Inventor score
Top patents by PatentIndex Score
22 records- 0195US5157614AOn-board navigation system capable of switching from music storage medium to map storage mediumPIONEER ELECTRONIC CORP·Filed 1990·Granted Oct 20, 1992·88 cites·3 claims
- 0295US4924402AMethod for identifying current position of vehiclePIONEER ELECTRONIC CORP·Filed 1987·Granted May 8, 1990·125 cites·5 claims
- 0395US4890233AVehicle bearing detection and data processing methods applicable to vehicle navigation systemPIONEER ELECTRONIC CORP·Filed 1987·Granted Dec 26, 1989·195 cites·16 claims
- 0495US4837700AMethod and apparatus for processing data in a GPS receiving device in a road vehiclePIONEER ELECTRONIC CORP·Filed 1987·Granted Jun 6, 1989·119 cites·4 claims
- 0592US5087919AOn-board navigation apparatusPIONEER ELECTRONIC CORP·Filed 1990·Granted Feb 11, 1992·105 cites·14 claims
- 0691US5270936ASimplified navigation apparatusPIONEER ELECTRONIC CORP·Filed 1992·Granted Dec 14, 1993·102 cites·4 claims
- 0787US5293318ANavigation systemPIONEER ELECTRONIC CORP·Filed 1992·Granted Mar 8, 1994·108 cites·4 claims
- 0880US8842326B2Image processing deviceSHARP KK·Filed 2014·Granted Sep 23, 2014·2 cites·12 claims
- 0980US4965574AVariable-brightness display for use in a navigation system for a vehiclePIONEER ELECTRONIC CORP·Filed 1987·Granted Oct 23, 1990·43 cites·5 claims
- 1076US5991688ARoute setting method and apparatus in navigation system, and program storage device readable by the apparatusPIONEER ELECTRONIC CORP·Filed 1997·Granted Nov 23, 1999·69 cites·13 claims
- 1175US6889134B2Communication-type navigation apparatus and server deviceINCREMENT P CORP·Filed 2002·Granted May 3, 2005·39 cites·65 claims
- 1271US6947837B2Communication navigation system and method, program storage device and computer data signal embodied in carrier wavePIONEER CORP·Filed 2002·Granted Sep 20, 2005·37 cites·30 claims
- 1366US6584402B2Communication navigation system and method, program storage device and computer data signal embodied in carrier wavePIONEER CORP·Filed 2002·Granted Jun 24, 2003·26 cites·28 claims
- 1463US10027834B2Image processing device having erase controlSHARP KK·Filed 2014·Granted Jul 17, 2018·0 cites·12 claims
- 1563US5117363AOnboard navigation systemPIONEER ELECTRONIC CORP·Filed 1990·Granted May 26, 1992·31 cites·4 claims
- 1663US4807157AMethod of displaying a mapPIONEER ELECTRONIC CORP·Filed 1987·Granted Feb 21, 1989·32 cites·5 claims
- 1762US8879109B2Image processing deviceSHARP KK·Filed 2014·Granted Nov 4, 2014·0 cites·12 claims
- 1860US6868334B2Map data providing apparatus, map data installing terminal device, and communication-type navigation apparatusPIONEER CORP·Filed 2002·Granted Mar 15, 2005·15 cites·45 claims
- 1957US5124924APoint selecting apparatus for use in an on-board navigation systemPIONEER ELECTRONIC CORP·Filed 1991·Granted Jun 23, 1992·20 cites·2 claims
- 2053US8705075B2Image processing device having erase controlFUKUSHIMA ATSUHIKO·Filed 2013·Granted Apr 22, 2014·0 cites·15 claims
- 2149US5790975AOnboard navigational systemPIONEER ELECTRONIC CORP·Filed 1997·Granted Aug 4, 1998·18 cites·4 claims
- 2244US6741930B2Communication navigation system and method, program storage device and computer data signal embodied in carrier wavePIONEER CORP·Filed 2002·Granted May 25, 2004·2 cites·30 claims
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