Inventor · disambiguated record
Takashi Ishikawa
Also filed as: ISHIKAWA TAKASHI · YAKUWA KAZUO
145 granted patents·39 pending applications·1,874 citations·filing 1975–2025
99Inventor score
Top patents by PatentIndex Score
184 records- 0196US6702904B2High tensile cold-rolled steel sheet having excellent strain aging hardening propertiesJFE STEEL CORP·Filed 2001·Granted Mar 9, 2004·46 cites·10 claims
- 0295US5687697AVehicle fuel vapor treating apparatusTOYOTA MOTOR CO LTD·Filed 1996·Granted Nov 18, 1997·82 cites·4 claims
- 0394US5488462AElectrophotographic apparatus having developing device with seals for preventing toner leakageTOSHIBA KK·Filed 1994·Granted Jan 30, 1996·52 cites·10 claims
- 0493US6949148B2Method of stress inducing transformation of austenite stainless steel and method of producing composite magnetic membersDENSO CORP·Filed 2002·Granted Sep 27, 2005·45 cites·7 claims
- 0591US7151129B2Carbon nanofiber-dispersed resin fiber-reinforced composite materialJAPAN AEROSPACE EXPLORATION·Filed 2003·Granted Dec 19, 2006·57 cites·3 claims
- 0691US6777621B2Flat panel display module and method of manufacturing the sameNEC CORP·Filed 2001·Granted Aug 17, 2004·64 cites·26 claims
- 0791US6533002B1Fuel tank systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Mar 18, 2003·58 cites·4 claims
- 0890US9737994B2Robot hand for holding object, robot, robot system, and method of holding objectFANUC CORP·Filed 2015·Granted Aug 22, 2017·9 cites·6 claims
- 0989US5678369ARefractory/heat insulating panelsIG TECH RES INC·Filed 1993·Granted Oct 21, 1997·119 cites·14 claims
- 1089US4107376AGranulated fire retardant materialsISHIKAWA TAKASHI·Filed 1976·Granted Aug 15, 1978·50 cites·25 claims
- 1188US11688355B2Lighting control data generation method and lighting control data generation deviceNIPPON SEIKI CO LTD·Filed 2021·Granted Jun 27, 2023·2 cites·6 claims
- 1288US6902632B2High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereofJFE STEEL CORP·Filed 2003·Granted Jun 7, 2005·16 cites·3 claims
- 1388US5623911AFuel vapor treating apparatusTOYOTA MOTOR CO LTD·Filed 1995·Granted Apr 29, 1997·53 cites·10 claims
- 1487US7346330B2Software-defined radio apparatusHITACHI LTD·Filed 2005·Granted Mar 18, 2008·15 cites·16 claims
- 1587US4189206AOptical switching deviceFUJITSU LTD·Filed 1978·Granted Feb 19, 1980·53 cites·12 claims
- 1685US5655178AElectrophotographic apparatus having cleaning device and developing device configured to prevent toner leakageTOSHIBA KK·Filed 1995·Granted Aug 5, 1997·35 cites·5 claims
- 1784US11990259B2Rare earth-iron-nitrogen-based magnetic powder, compound for bonded magnet, bonded magnet, and method for producing rare earth-iron-nitrogen-based magnetic powderUNIV TOHOKU·Filed 2021·Granted May 21, 2024·1 cites·20 claims
- 1884US6512181B2Multilayer type printed-wiring board and method of measuring impedance of multilayer type printed-wiring boardSONY CORP·Filed 2001·Granted Jan 28, 2003·34 cites·7 claims
- 1983US7364002B2Vehicle underbody structureTOYOTA MOTOR CO LTD·Filed 2005·Granted Apr 29, 2008·21 cites·7 claims
- 2082US7208207B2Liner for high pressure gas container and high pressure gas containerTOYOTA MOTOR CO LTD·Filed 2002·Granted Apr 24, 2007·35 cites·4 claims
- 2181US9678493B2Position detection apparatus and position control apparatusOLYMPUS CORP·Filed 2014·Granted Jun 13, 2017·5 cites·3 claims
- 2281US8023016B2Imaging device and manufacturing method thereofPANASONIC CORP·Filed 2005·Granted Sep 20, 2011·14 cites·17 claims
- 2381US4749291AInking system for wire dot matrix printerPENTEL KK·Filed 1986·Granted Jun 7, 1988·36 cites·31 claims
- 2479US7802759B2Aircraft wing, aircraft wing composite material, and method of manufacture thereofJAPAN AEROSPACE EXPLORATION·Filed 2005·Granted Sep 28, 2010·17 cites·10 claims
- 2579US7034800B2Driving circuit and driving method for piezoelectric transformer, backlight apparatus, liquid crystal display apparatus, liquid crystal monitor, and liquid crystal TVMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2002·Granted Apr 25, 2006·20 cites·82 claims
- 2679US7033828B2Nucleic acid encoding gamma retinoic acid receptor fusion proteinSLOAN KETTERING INST FOR CANEE·Filed 2001·Granted Apr 25, 2006·7 cites·6 claims
- 2779US6517632B2Method of fabricating a single crystal ingot and method of fabricating a silicon waferTOSHIBA CERAMICS CO·Filed 2001·Granted Feb 11, 2003·21 cites·19 claims
- 2879US6332806B1Fixing apparatusNIPPON CABLE SYSTEM INC·Filed 2000·Granted Dec 25, 2001·17 cites·3 claims
- 2978US7029194B2One-touch cap for fixing a control cableNIPPON CABLE SYSTEM INC·Filed 2003·Granted Apr 18, 2006·27 cites·4 claims
- 3078US6994103B2Fill-up control valve structureKYOSAN DENKI KK·Filed 2004·Granted Feb 7, 2006·20 cites·4 claims
- 3178US6047687ACanisterTOYOTA MOTOR CO LTD·Filed 1998·Granted Apr 11, 2000·33 cites·14 claims
- 3277US6957542B1Fuel tank systemTOYOTA MOTOR CO LTD·Filed 2000·Granted Oct 25, 2005·34 cites·18 claims
- 3377US6899771B2High tensile strength cold rolled steel sheet having excellent strain age hardening characteristics and the production thereofJFE STEEL CORP·Filed 2003·Granted May 31, 2005·8 cites·3 claims
- 3477US5632251AEngine fuel vapor treating apparatusTOYOTA MOTOR CO LTD·Filed 1996·Granted May 27, 1997·54 cites·21 claims
- 3576US6450206B2Brake hoseHITACHI CABLE·Filed 2001·Granted Sep 17, 2002·22 cites·1 claims
- 3676US4131490AMethod for scarfing surface defects of a metal pieceNIPPON STEEL CORP·Filed 1975·Granted Dec 26, 1978·30 cites·9 claims
- 3776US4111724AMethod of manufacturing oxide isolated semiconductor device utilizing selective etching techniqueHITACHI LTD·Filed 1976·Granted Sep 5, 1978·31 cites·5 claims
- 3875US7446782B2Image processing deviceOLYMPUS CORP·Filed 2005·Granted Nov 4, 2008·4 cites·12 claims
- 3975US6843268B2Apparatus for inhibiting fuels from flowing out of fuel tanksTOYODA GOSEI KK·Filed 2003·Granted Jan 18, 2005·19 cites·7 claims
- 4075US4172744AGranulated fire-retardant materials and their applicationsISHIKAWA TAKASHI·Filed 1978·Granted Oct 30, 1979·15 cites·7 claims
- 4174US10759768B2Prophylactic or therapeutic agent for autism spectrum disorderTAKEDA PHARMACEUTICALS CO·Filed 2017·Granted Sep 1, 2020·1 cites·3 claims
- 4274US4267221AArchitectural panel and method of making the sameISHIKAWA TAKASHI·Filed 1980·Granted May 12, 1981·37 cites·9 claims
- 4373US9232141B2Moving member control apparatus and imaging apparatus incorporating the sameOLYMPUS CORP·Filed 2014·Granted Jan 5, 2016·2 cites·11 claims
- 4473US2025299815A1Information processing device and information processing methodPARAMOUNT BED KK·Filed 2025·Application pending·0 cites
- 4572US10454577B2Free space optical transmitter and free space optical communication methodNEC CORP·Filed 2016·Granted Oct 22, 2019·2 cites·14 claims
- 4672US9247914B2X-ray imaging apparatus and X-ray focus position control method of X-ray imaging apparatusKONNO YASUTAKA·Filed 2011·Granted Feb 2, 2016·7 cites·14 claims
- 4772US8936679B2Single crystal pulling-up apparatus of pulling-up silicon single crystal and single crystal pulling-up method of pulling-up silicon single crystalBANBA HIRONORI·Filed 2011·Granted Jan 20, 2015·2 cites·20 claims
- 4872US7911516B2Camera module and electronic apparatus provided with itPANASONIC CORP·Filed 2005·Granted Mar 22, 2011·7 cites·13 claims
- 4971US5868428AStructure for mounting a canister for reducing transmission of vibration generated in a wheel to the canisterTOYOTA MOTOR CO LTD·Filed 1995·Granted Feb 9, 1999·40 cites·7 claims
- 5071US5289237ADeveloping device and method for locating a toner restricting member at a developing deviceTOSHIBA KK·Filed 1992·Granted Feb 22, 1994·18 cites·25 claims
Showing the top 50 of 184 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →