Inventor · disambiguated record
Akira Takagi
Also filed as: TAKAGI AKIRA
93 granted patents·32 pending applications·1,163 citations·filing 1974–2023
99Inventor score
Files withDENSO CORP50FUJI PHOTO FILM CO LTD7JX NIPPON OIL & ENERGY CORP7SEIKO EPSON CORP6ASTELLAS PHARMA INC5
Top patents by PatentIndex Score
125 records- 0193US4738330AHydraulic drive system for use with vehicle power steering pumpNIPPON DENSO CO·Filed 1986·Granted Apr 19, 1988·80 cites·13 claims
- 0290US7163481B2Driving force transmitting systemDENSO CORP·Filed 2004·Granted Jan 16, 2007·33 cites·7 claims
- 0389US4875647ACable tieDAIWA KASEI KOGYO KK·Filed 1988·Granted Oct 24, 1989·111 cites·6 claims
- 0488US7265978B2Control apparatus having fluid passage for cooling purposeDENSO CORP·Filed 2005·Granted Sep 4, 2007·16 cites·19 claims
- 0588US6328979B1Sustained release medicinal compositionsYAMANOUCHI PHARMACEUTICALS CO·Filed 1998·Granted Dec 11, 2001·90 cites·12 claims
- 0686USD674336SChargerMURATA MANUFACTURING CO·Filed 2012·Granted Jan 15, 2013·41 cites·1 claims
- 0784US5989758ALiquid crystalline polyesters, their composition, and their usesNIPPON OIL CO LTD·Filed 1998·Granted Nov 23, 1999·51 cites·8 claims
- 0883US9631721B2Oil pressure control apparatusDENSO CORP·Filed 2015·Granted Apr 25, 2017·3 cites·17 claims
- 0983US7169892B2Lipid-peptide-polymer conjugates for long blood circulation and tumor specific drug delivery systemsASTELLAS PHARMA INC·Filed 2004·Granted Jan 30, 2007·19 cites·13 claims
- 1083US4871616ASurface-treated poly methyl silsequoxane powderTOSHIBA SILICONE·Filed 1987·Granted Oct 3, 1989·38 cites·6 claims
- 1180US5070346AInk near-end detecting deviceSEIKO EPSON CORP·Filed 1991·Granted Dec 3, 1991·40 cites·6 claims
- 1278US6919372B1Sustained release pharmaceutical compositionsYAMANOUCHI PHARMA CO LTD·Filed 1998·Granted Jul 19, 2005·49 cites·10 claims
- 1378US4858265ACleaning apparatus for magnetic tapeFUJI PHOTO FILM CO LTD·Filed 1988·Granted Aug 22, 1989·21 cites·6 claims
- 1477US11645299B2Data management device and data management methodHITACHI LTD·Filed 2021·Granted May 9, 2023·1 cites·8 claims
- 1577US10968021B2Battery packaging bodyMAXELL HOLDINGS LTD·Filed 2018·Granted Apr 6, 2021·3 cites·13 claims
- 1677US4472227AProcess for producing oriented composite polyolefin resin filmsOJI YUKA GOSEISHI KK·Filed 1982·Granted Sep 18, 1984·50 cites·10 claims
- 1776US5255019AInk near-end detecting deviceSEIKO EPSON CORP·Filed 1991·Granted Oct 19, 1993·33 cites·6 claims
- 1873US11953059B2Clutch deviceDENSO CORP·Filed 2020·Granted Apr 9, 2024·0 cites·9 claims
- 1973US11940012B2Clutch deviceDENSO CORP·Filed 2020·Granted Mar 26, 2024·0 cites·6 claims
- 2073US11867237B2Rolling element cam and clutch device using sameDENSO CORP·Filed 2020·Granted Jan 9, 2024·0 cites·10 claims
- 2173US9194809B2Jig for flexible optical measurementTAKAGI AKIRA·Filed 2012·Granted Nov 24, 2015·2 cites·3 claims
- 2273US7264573B2Automatic transmission control apparatus having diagnostic functionDENSO CORP·Filed 2005·Granted Sep 4, 2007·6 cites·12 claims
- 2373US7250937B2Hard base key unitSUNARROW LTD·Filed 2002·Granted Jul 31, 2007·16 cites·5 claims
- 2473US7247121B2Control device for automatic transmissionDENSO CORP·Filed 2005·Granted Jul 24, 2007·6 cites·5 claims
- 2572US9051856B2Oil-pressure supply deviceDENSO CORP·Filed 2013·Granted Jun 9, 2015·3 cites·16 claims
- 2672US6585033B2Process for producing vanadium alloy foilFUKUDA METAL FOIL POWDER·Filed 2002·Granted Jul 1, 2003·8 cites·6 claims
- 2771US4455327ADual surface film coating of running webFUJI PHOTO FILM CO LTD·Filed 1982·Granted Jun 19, 1984·25 cites·7 claims
- 2868US10781928B2Spool valveDENSO CORP·Filed 2017·Granted Sep 22, 2020·2 cites·15 claims
- 2967US5686944ASerial printer with hybrid print control of interlaced and minute feed printingSEIKO EPSON CORP·Filed 1995·Granted Nov 11, 1997·25 cites·11 claims
- 3066US7306543B2Automatic transmission controllerDENSO CORP·Filed 2005·Granted Dec 11, 2007·4 cites·8 claims
- 3166US7258212B2Oil pressure control device for automatic transmissionDENSO CORP·Filed 2005·Granted Aug 21, 2007·4 cites·5 claims
- 3266US4024302AMethod for coating running webs having projecting splicesFUJI PHOTO FILM CO LTD·Filed 1974·Granted May 17, 1977·17 cites·7 claims
- 3365US6495649B2Spherical silicone fine particles and process for producing the sameGE TOSHIBA SILICONES CO LTD·Filed 2001·Granted Dec 17, 2002·11 cites·2 claims
- 3465US5836845AHydraulic pressure control apparatus for an automatic transmissionDENSO CORP·Filed 1997·Granted Nov 17, 1998·19 cites·5 claims
- 3565US5701982ALockup control system for automatic transmissionNIPPON DENSO CO·Filed 1995·Granted Dec 30, 1997·21 cites·14 claims
- 3664USD885455SCameraMAXELL HOLDINGS LTD·Filed 2018·Granted May 26, 2020·10 cites·1 claims
- 3763US6261649B1Optical filmNIPPON MITSUBISHI OIL CORP·Filed 1998·Granted Jul 17, 2001·33 cites·6 claims
- 3862US7232394B2Drive unit for automatic transmissionDENSO CORP·Filed 2005·Granted Jun 19, 2007·3 cites·8 claims
- 3962US2023323137A1Composition for sealing coated electric wire, and coated electric wireTOAGOSEI CO LTD·Filed 2021·Application pending·0 cites
- 4061US12078212B2Clutch deviceDENSO CORP·Filed 2023·Granted Sep 3, 2024·0 cites·5 claims
- 4161US10731098B2Lubricating oil composition, method for defoaming lubricating oil, and defoaming agent compositionJXTG NIPPON OIL & ENERGY CORP·Filed 2016·Granted Aug 4, 2020·0 cites·16 claims
- 4261US7721618B2Range detector for vehicular automatic transmissionDENSO CORP·Filed 2005·Granted May 25, 2010·3 cites·9 claims
- 4360US10655081B2Defoaming agent and lubricating oil compositionJXTG NIPPON OIL & ENERGY CORP·Filed 2016·Granted May 19, 2020·0 cites·11 claims
- 4460US6776436B2Vehicular occupant restraint system and methodNIPPON SOKEN·Filed 2002·Granted Aug 17, 2004·10 cites·7 claims
- 4560US6008401AProcess for producing an optically active compoundNIPPON OIL CO LTD·Filed 1998·Granted Dec 28, 1999·7 cites·8 claims
- 4659US6217149B1Ink jet printerSEIKO EPSON CORP·Filed 1997·Granted Apr 17, 2001·18 cites·20 claims
- 4759US5136503AMachine translation systemCSK CORP·Filed 1989·Granted Aug 4, 1992·29 cites·6 claims
- 4859US2024101097A1Clutch actuatorDENSO CORP·Filed 2023·Application pending·0 cites
- 4959US2023313848A1Clutch deviceDENSO CORP·Filed 2023·Application pending·0 cites
- 5059US2023341004A1Clutch deviceDENSO CORP·Filed 2023·Application pending·0 cites
Showing the top 50 of 125 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →