Inventor · disambiguated record
Seiichiro Hirata
Also filed as: HIRATA SEIICHIRO
18 granted patents·2 pending applications·1,086 citations·filing 1980–2010
96Inventor score
Files withMITSUBISHI ELECTRIC CORP12HIRATA SEIICHIRO2KISHIMOTO NOBUHIRO2KLIKLOK CORP1MAGELLAN SYSTEMS JAPAN INC1
Top patents by PatentIndex Score
20 records- 0197US4903212AGPS/self-contained combination type navigation systemMITSUBISHI ELECTRIC CORP·Filed 1988·Granted Feb 20, 1990·428 cites·16 claims
- 0294US5265025ANavigation system using satellite signalsMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Nov 23, 1993·216 cites·4 claims
- 0390US5257195AOn-board vehicle position detectorMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Oct 26, 1993·143 cites·5 claims
- 0486US6329946B1GPS position measuring system and GPS position measuring apparatusMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Dec 11, 2001·64 cites·24 claims
- 0579US4688176ANavigator for use aboard a vehicleMITSUBISHI ELECTRIC CORP·Filed 1985·Granted Aug 18, 1987·44 cites·4 claims
- 0671US6297770B1Global positioning system and global positioning method with improved sensitivity by detecting navigation data inversion boundariesMITSUBISHI ELECTRIC CORP·Filed 2000·Granted Oct 2, 2001·27 cites·14 claims
- 0770US6483457B2Global positioning system and global positioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Nov 19, 2002·23 cites·18 claims
- 0866US7528771B2Method and system for GPS position measuring and frequency error detecting methodKISHIMOTO NOBUHIRO·Filed 2007·Granted May 5, 2009·7 cites·2 claims
- 0964US6387310B1Thermosetting resin composition for prestressed concrete tendon, its use and prestressed concrete tendon using the compositionMITSUI CHEMICALS INC·Filed 2000·Granted May 14, 2002·7 cites·16 claims
- 1064US5280642ARadio receiver for identifying a region transmitting a broadcast signalMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Jan 18, 1994·50 cites·6 claims
- 1163US7999732B2Method and system for GPS position measuring and frequency error detecting methodKISHIMOTO NOBUHIRO·Filed 2008·Granted Aug 16, 2011·5 cites·3 claims
- 1263US6674402B2Global positioning system and global positioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2002·Granted Jan 6, 2004·16 cites·4 claims
- 1362US8912949B2Ultra-sensitive system for measuring distance or positionHIRATA SEIICHIRO·Filed 2010·Granted Dec 16, 2014·4 cites·4 claims
- 1458US6437736B2Global positioning method, terminal, and systemMITSUBISHI ELECTRIC CORP·Filed 2001·Granted Aug 20, 2002·12 cites·15 claims
- 1555US7408504B2GPS position measuring method and GPS position measuring systemMAGELLAN SYSTEMS JAPAN INC·Filed 2004·Granted Aug 5, 2008·13 cites·6 claims
- 1651US4414687ARadio receiverMITSUBISHI ELECTRIC CORP·Filed 1981·Granted Nov 8, 1983·10 cites·3 claims
- 1749US4328922AArticle carton with separating partitionKLIKLOK CORP·Filed 1980·Granted May 11, 1982·17 cites·8 claims
- 1836US7764227B2Positioning apparatusMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Jul 27, 2010·0 cites·15 claims
- 1934US2005171302A1Coating composition for tendon for prestressed concreteFiled 2003·Application pending·0 cites
- 2032US2006014907A1Coating composition for stressing material for prestressed concreteHIRATA SEIICHIRO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →