Inventor · disambiguated record
Takashi Doi
Also filed as: DOI TAKASHI
111 granted patents·34 pending applications·2,665 citations·filing 1983–2025
99Inventor score
Top patents by PatentIndex Score
145 records- 0199US5193154ABuffered peripheral system and method for backing up and retrieving data to and from backup memory deviceHITACHI LTD·Filed 1991·Granted Mar 9, 1993·1.5k cites·5 claims
- 0295US6725910B2Heat pipe and method for processing the sameDIAMOND ELECTRIC MFG·Filed 2002·Granted Apr 27, 2004·73 cites·9 claims
- 0395US4833665AInformation recording control system reusing a defective areaHITACHI LTD·Filed 1987·Granted May 23, 1989·76 cites·7 claims
- 0495US4611314AMethod for accessing to a rotating record medium and an access control systemHITACHI LTD·Filed 1983·Granted Sep 9, 1986·55 cites·24 claims
- 0594US6379476B1Stainless steel product for producing polymer electrode fuel cellSUMITOMO METAL IND·Filed 2000·Granted Apr 30, 2002·115 cites·28 claims
- 0692US7705300B2Charged particle beam adjusting method and charged particle beam apparatusHITACHI HIGH TECH CORP·Filed 2005·Granted Apr 27, 2010·15 cites·11 claims
- 0790US7875858B2Charged particle beam trajectory corrector and charged particle beam apparatusHITACHI HIGH TECH CORP·Filed 2009·Granted Jan 25, 2011·13 cites·14 claims
- 0890US7282722B2Charged particle beam apparatus and charged particle beam irradiation methodHITACHI HIGH TECH CORP·Filed 2005·Granted Oct 16, 2007·10 cites·10 claims
- 0990US4677606AData recording and reproducing methodHITACHI LTD·Filed 1984·Granted Jun 30, 1987·35 cites·10 claims
- 1090US4638472AInformation recording system and method for using alternative record area in writing and reading of data on optical diskHITACHI LTD·Filed 1984·Granted Jan 20, 1987·34 cites·8 claims
- 1189US10631041B1Electronic deviceTOSHIBA KK·Filed 2019·Granted Apr 21, 2020·4 cites·2 claims
- 1289US8984181B2Video sender and video receiverTOSHIBA KK·Filed 2013·Granted Mar 17, 2015·8 cites·8 claims
- 1389US7898704B2Image output controllerSEIKO EPSON CORP·Filed 2007·Granted Mar 1, 2011·16 cites·11 claims
- 1489US6397608B1RefrigeratorTOSHIBA KK·Filed 2000·Granted Jun 4, 2002·50 cites·7 claims
- 1589US6370895B1Refrigerator with two evaporatorsTOSHIBA KK·Filed 2000·Granted Apr 16, 2002·64 cites·5 claims
- 1688US7408172B2Charged particle beam apparatus and charged particle beam irradiation methodHITACHI HIGH TECH CORP·Filed 2007·Granted Aug 5, 2008·8 cites·10 claims
- 1787US9302471B2Liquid droplet discharging method and liquid droplet discharging apparatusSEIKO EPSON CORP·Filed 2015·Granted Apr 5, 2016·3 cites·20 claims
- 1887US7432530B2Solid-state imaging device and method of manufacturing sameTOSHIBA KK·Filed 2007·Granted Oct 7, 2008·10 cites·14 claims
- 1987US6460357B1Two-evaporator refrigerator having a bypass and channel-switching means for refrigerantTOSHIBA KK·Filed 2001·Granted Oct 8, 2002·41 cites·12 claims
- 2086US8341661B2System and method for transmitting a video signal from a transmitter to a receiver and reading and writing EDIDKABUTO NOBUAKI·Filed 2009·Granted Dec 25, 2012·5 cites·2 claims
- 2186US7032441B2Tire-state obtaining apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Apr 25, 2006·26 cites·28 claims
- 2286US6960994B2Vehicle tire information obtaining apparatus and tire information processing apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Nov 1, 2005·29 cites·36 claims
- 2386US2025298275A1Liquid crystal display apparatusJAPAN DISPLAY INC·Filed 2025·Application pending·0 cites
- 2485US8797466B2Liquid crystal displayDOI TAKASHI·Filed 2012·Granted Aug 5, 2014·5 cites·18 claims
- 2584US12345984B2Liquid crystal display apparatusJAPAN DISPLAY INC·Filed 2023·Granted Jul 1, 2025·0 cites·10 claims
- 2684US7884900B2Liquid crystal display device with partition walls made of color filter layers as a dam for the light shielding materialTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2006·Granted Feb 8, 2011·11 cites·9 claims
- 2784US6956211B2Charged particle beam apparatus and charged particle beam irradiation methodHITACHI HIGH TECH CORP·Filed 2003·Granted Oct 18, 2005·15 cites·14 claims
- 2883US9258602B2System and method for transmitting a video signal from a transmitter to a receiver and reading and writing EDIDHITACHI MAXELL·Filed 2012·Granted Feb 9, 2016·3 cites·4 claims
- 2983US7659960B2Liquid crystal display device with spherical spacers in contact holesTOSHIBA MATSUSHITA DISPLAY TEC·Filed 2006·Granted Feb 9, 2010·12 cites·11 claims
- 3082US7116218B2Vehicle-tire-state detection/communication apparatus and tire-data communication apparatusTOYOTA MOTOR CO LTD·Filed 2003·Granted Oct 3, 2006·24 cites·23 claims
- 3181US10903037B2Charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2019·Granted Jan 26, 2021·2 cites·13 claims
- 3280US11733569B2Liquid crystal display apparatusJAPAN DISPLAY INC·Filed 2022·Granted Aug 22, 2023·0 cites·10 claims
- 3380US8759761B2Charged corpuscular particle beam irradiating method, and charged corpuscular particle beam apparatusDOI TAKASHI·Filed 2009·Granted Jun 24, 2014·5 cites·12 claims
- 3479US10718325B2Light load abnormality determination method for electric oil pumpMIKUNI KOGYO KK·Filed 2017·Granted Jul 21, 2020·1 cites·8 claims
- 3579US10707619B2Movable connectorIRISO ELECTRONICS CO LTD·Filed 2018·Granted Jul 7, 2020·4 cites·7 claims
- 3679US7584946B2Electric positioning and clamping apparatusKOGANEI LTD·Filed 2008·Granted Sep 8, 2009·12 cites·7 claims
- 3778US11184667B2Electronic deviceTOSHIBA KK·Filed 2020·Granted Nov 23, 2021·1 cites·1 claims
- 3878US5389544AMethod for counting living cells of microbes and apparatus thereforMITSUBISHI HEAVY IND LTD·Filed 1991·Granted Feb 14, 1995·47 cites·2 claims
- 3978US4760566AMethod of controlling write operation for rotating type recording mediumHITACHI LTD·Filed 1986·Granted Jul 26, 1988·23 cites·12 claims
- 4077US11402699B2Liquid crystal display apparatusJAPAN DISPLAY INC·Filed 2019·Granted Aug 2, 2022·0 cites·9 claims
- 4176US11146757B2Electronic apparatus and control methodTOSHIBA KK·Filed 2020·Granted Oct 12, 2021·1 cites·12 claims
- 4276US7726382B2Vehicle body frame, die-cast product, mold for die-cast product and die-cast methodHONDA MOTOR CO LTD·Filed 2006·Granted Jun 1, 2010·4 cites·11 claims
- 4376US7381951B2Charged particle beam adjustment method and apparatusHITACHI HIGH TECH CORP·Filed 2005·Granted Jun 3, 2008·4 cites·9 claims
- 4476US6715305B2Two-evaporator refrigerator having a controlled variable throttlerTOSHIBA KK·Filed 2003·Granted Apr 6, 2004·22 cites·11 claims
- 4576US5983995ARadiatorDIAMOND ELECTRIC MFG·Filed 1997·Granted Nov 16, 1999·53 cites·6 claims
- 4674US10327049B2Cable and electronic apparatusTOSHIBA KK·Filed 2017·Granted Jun 18, 2019·2 cites·15 claims
- 4773US7776486B2Titanium-based material for fuel cell separators and a method for the production thereofSUMITOMO METAL IND·Filed 2007·Granted Aug 17, 2010·2 cites·10 claims
- 4872US8824001B2Printing method, printing apparatus, and mediumDOI TAKASHI·Filed 2012·Granted Sep 2, 2014·2 cites·20 claims
- 4971US7550792B2Solid-state imaging device and manufacturing method thereofTOSHIBA KK·Filed 2007·Granted Jun 23, 2009·2 cites·12 claims
- 5071US6192202B1Image forming system using plural copying apparatus to perform one copy jobTOSHIBA TEC KK·Filed 2000·Granted Feb 20, 2001·13 cites·9 claims
Showing the top 50 of 145 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →