Inventor · disambiguated record
Osamu Hasegawa
Also filed as: HASEGAWA OSAMU
60 granted patents·17 pending applications·1,491 citations·filing 1980–2024
99Inventor score
Top patents by PatentIndex Score
77 records- 0197US6941112B2Gain control amplification circuit and terminal equipment having the sameNEC CORP·Filed 2001·Granted Sep 6, 2005·109 cites·12 claims
- 0295US6507731B1Wireless communication apparatus with transmission power controller and method thereofNEC CORP·Filed 1999·Granted Jan 14, 2003·118 cites·25 claims
- 0394US6985744B2Cellular phone and a base station thereofHITACHI LTD·Filed 2001·Granted Jan 10, 2006·60 cites·4 claims
- 0493US7245924B2Cellular phone and a base station thereofHITACHI LTD·Filed 2005·Granted Jul 17, 2007·20 cites·24 claims
- 0592US9358638B2Movable vacuum welding deviceMITSUBISHI HEAVY IND LTD·Filed 2013·Granted Jun 7, 2016·13 cites·16 claims
- 0692US6169174B1Cotton plant geneNISSHIN SPINNING·Filed 1997·Granted Jan 2, 2001·148 cites·10 claims
- 0791US7079379B2Cooling device high voltage electrical unit for motor of vehicle, and hybrid vehicleHONDA MOTOR CO LTD·Filed 2004·Granted Jul 18, 2006·98 cites·9 claims
- 0891US5834132ABattery temperature regulating apparatusHONDA MOTOR CO LTD·Filed 1995·Granted Nov 10, 1998·124 cites·21 claims
- 0990US7004233B2Cooling structure for high tension electrical equipmentHONDA MOTOR CO LTD·Filed 2002·Granted Feb 28, 2006·48 cites·5 claims
- 1090US6218184B1Media for the tissue culture of plants and method of culture with the sameNISSHIN SPINNING·Filed 1997·Granted Apr 17, 2001·17 cites·16 claims
- 1189US10401414B2Method of testing wind-turbine receptorMITSUBISHI HEAVY IND LTD·Filed 2017·Granted Sep 3, 2019·4 cites·13 claims
- 1288US6457542B1Air-intaking and exhausting apparatus in air cooling system for PDU and down-converterHONDA MOTOR CO LTD·Filed 2000·Granted Oct 1, 2002·68 cites·19 claims
- 1384US6798658B2High voltage electrical packaging box structureHONDA MOTOR CO LTD·Filed 2002·Granted Sep 28, 2004·29 cites·7 claims
- 1483US7471715B2Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 2007·Granted Dec 30, 2008·6 cites·2 claims
- 1583US5786555APolarizable electrode for electric double-layer capacitor, and electric double-layer capacitor using said polarizable electrodeNISSHIN SPINNING·Filed 1996·Granted Jul 28, 1998·70 cites·11 claims
- 1681US8369899B2Mobile electronic device and method of displaying on sameKYOCERA CORP·Filed 2010·Granted Feb 5, 2013·6 cites·20 claims
- 1781US7035309B2Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 2001·Granted Apr 25, 2006·15 cites·18 claims
- 1881US6169449B1Transmission power control circuit capable of varying electric power over a wide rangeNEC CORP·Filed 1999·Granted Jan 2, 2001·46 cites·23 claims
- 1979US7500512B2Cooling structure for high tension electrical equipmentHONDA MOTOR CO LTD·Filed 2005·Granted Mar 10, 2009·7 cites·5 claims
- 2079US6978209B2Mobile terminal and navigation systemHITACHI LTD·Filed 2003·Granted Dec 20, 2005·26 cites·10 claims
- 2178US7400667B2Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 2007·Granted Jul 15, 2008·4 cites·5 claims
- 2278US7096016B2High-speed all-band-cell search cellular phoneNEC CORP·Filed 2003·Granted Aug 22, 2006·18 cites·21 claims
- 2377US6198402B1Electric power system protection and control systemTOSHIBA KK·Filed 1999·Granted Mar 6, 2001·48 cites·3 claims
- 2476US9951783B2Centrifugal compressorMITSUBISHI HEAVY IND LTD·Filed 2013·Granted Apr 24, 2018·4 cites·5 claims
- 2576US7054352B2CDMA mobile telephoneNEC CORP·Filed 2000·Granted May 30, 2006·17 cites·16 claims
- 2676US5539614AControl unit, plug-in unit, transformer, zero-phase current transformer, and frequency measuring circuit applied to control centerMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Jul 23, 1996·32 cites·3 claims
- 2773US6571088B1Automatic frequency control circuitNEC CORP·Filed 2000·Granted May 27, 2003·19 cites·6 claims
- 2872US9140142B2Mounting/dismounting jig for combustor tail pipe and tail pipe installation methodSHIOTANI SHIGETOSHI·Filed 2010·Granted Sep 22, 2015·8 cites·9 claims
- 2972US7377428B2Communication terminal and information communication systemHITACHI LTD·Filed 2005·Granted May 27, 2008·1 cites·10 claims
- 3072US5691686ATransformer zero-phase current transformerMITSUBISHI ELECTRIC CORP·Filed 1995·Granted Nov 25, 1997·25 cites·4 claims
- 3172US5353642ACentrifugal type acceleration measuring deviceKYOWA ELECTRONIC INSTR LTD·Filed 1992·Granted Oct 11, 1994·40 cites·4 claims
- 3271US7733373B2System and method of network-linked digital terrestrial television broadcastingCASIO HITACHI MOBILE COMM CO·Filed 2006·Granted Jun 8, 2010·2 cites·10 claims
- 3371US6490827B2Biodegradable tray for raising seedlingsNISSHIN SPINNING·Filed 2001·Granted Dec 10, 2002·13 cites·13 claims
- 3469US7447256B2Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 2007·Granted Nov 4, 2008·2 cites·5 claims
- 3568US7269203B2Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 2005·Granted Sep 11, 2007·2 cites·3 claims
- 3668US6709786B2Cell module structureHONDA MOTOR CO LTD·Filed 2001·Granted Mar 23, 2004·8 cites·7 claims
- 3768US5160452AStable group viii metallic colloidal dispersionNISSHIN SPINNING·Filed 1989·Granted Nov 3, 1992·24 cites·10 claims
- 3867US8130816B2Receiver for receiving a spectrum dispersion signalSUDO SHIGEYUKI·Filed 2008·Granted Mar 6, 2012·2 cites·2 claims
- 3967US6988575B2Vibration-proof structure for metallic electrical packaging caseHONDA MOTOR CO LTD·Filed 2002·Granted Jan 24, 2006·17 cites·7 claims
- 4067US6363101B1Receiver for receiving a spectrum dispersion signalHITACHI LTD·Filed 1999·Granted Mar 26, 2002·22 cites·5 claims
- 4165US5736836ABattery discharge gas control systemHONDA MOTOR CO LTD·Filed 1997·Granted Apr 7, 1998·47 cites·11 claims
- 4264US9224043B2Map generation apparatus, map generation method, moving method for moving body, and robot apparatusHASEGAWA OSAMU·Filed 2011·Granted Dec 29, 2015·4 cites·15 claims
- 4363US8714324B2Dynamic vibration absorber and dynamic vibration absorbing apparatus using the sameSHIMODA IKUO·Filed 2004·Granted May 6, 2014·13 cites·10 claims
- 4462US6421957B1Tray for growing plantsNISSHIN SPINNING·Filed 2000·Granted Jul 23, 2002·5 cites·10 claims
- 4559US2024333322A1Communication system, processing method, and non-transitory computer-readable storage mediumNEC CORP·Filed 2024·Application pending·0 cites
- 4657US6203577B1Shrink-proof treatment of cellulosic fiber textileNISSHIN SPINNING·Filed 1998·Granted Mar 20, 2001·15 cites·6 claims
- 4756US6682846B2Charging element device and holding structure thereforHONDA MOTOR CO LTD·Filed 2001·Granted Jan 27, 2004·2 cites·5 claims
- 4856US2024333562A1Communication system, processing method, and non-transitory computer-readable storage mediumNEC CORP·Filed 2024·Application pending·0 cites
- 4955US2023387953A1Communication system and communication methodNEC CORP·Filed 2023·Application pending·0 cites
- 5055US2023387949A1Communication system and communication methodNEC CORP·Filed 2023·Application pending·0 cites
Showing the top 50 of 77 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →