Inventor · disambiguated record
Eiji Takahashi
Also filed as: TAKAHASHI EIJI
222 granted patents·49 pending applications·1,989 citations·filing 1974–2023
99Inventor score
Files withKOBE STEEL LTD39NISSAN MOTOR25PANASONIC IP MAN CO LTD22TAKAHASHI EIJI19MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15
Top patents by PatentIndex Score
271 records- 0195US6885771B2Image recognition method and apparatus utilizing edge detection based on magnitudes of color vectors expressing color attributes of respective pixels of color imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2003·Granted Apr 26, 2005·142 cites·18 claims
- 0294US7438043B2Internal combustion engine with auxiliary combustion chamberNISSAN MOTOR·Filed 2006·Granted Oct 21, 2008·36 cites·17 claims
- 0393US11569893B1User equipment trajectory based beam selectionNEC CORP·Filed 2021·Granted Jan 31, 2023·11 cites·25 claims
- 0493US9360608B2Polarizing elementTAKAHASHI EIJI·Filed 2012·Granted Jun 7, 2016·10 cites·20 claims
- 0593US7263967B2Internal combustion engine with auxiliary combustion chamberNISSAN MOTOR·Filed 2006·Granted Sep 4, 2007·35 cites·20 claims
- 0692US10322527B2Kneader internal inspection deviceKOBE STEEL LTD·Filed 2015·Granted Jun 18, 2019·7 cites·8 claims
- 0792US7392795B2Internal combustion engine and combustion control methodNISSAN MOTOR·Filed 2007·Granted Jul 1, 2008·23 cites·31 claims
- 0892US5632156AAutomotive air conditioning systemNIPPON DENSO CO·Filed 1995·Granted May 27, 1997·72 cites·14 claims
- 0992US4927979AProcess for the preparation of p-ethylphenolMARUZEN PETROCHEM CO LTD·Filed 1988·Granted May 22, 1990·49 cites·20 claims
- 1091US10779279B2Wireless station, network device, control method, storage medium storing program, and communication system for calculating an available bandwidth in a wireless linkNEC CORP·Filed 2017·Granted Sep 15, 2020·7 cites·11 claims
- 1191US6665439B1Image recognition method and apparatus utilizing edge detection based on magnitudes of color vectors expressing color attributes of respective pixels of color imageMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2000·Granted Dec 16, 2003·95 cites·29 claims
- 1291US4423856AControlled cooling apparatus for hot rolled wire rodsKOBE STEEL LTD·Filed 1982·Granted Jan 3, 1984·39 cites·2 claims
- 1389US7584739B2Internal combustion engine with a precombustion chamberNISSAN MOTOR·Filed 2006·Granted Sep 8, 2009·22 cites·19 claims
- 1488US10385853B2Rotary machine abnormality detection device and method thereof and rotary machineKOBE STEEL LTD·Filed 2016·Granted Aug 20, 2019·3 cites·10 claims
- 1588US9703026B2Polarizing plate having a transparent substrate, an absorbing layer and a reflective layer and method of manufacturing the sameDEXERIALS CORP·Filed 2014·Granted Jul 11, 2017·7 cites·20 claims
- 1687US9988724B2Inorganic polarizing plate having trapezoid shaped metal layers and production method thereofDEXERIALS CORP·Filed 2015·Granted Jun 5, 2018·6 cites·7 claims
- 1787US7346051B2Slave device, master device and stacked deviceMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2005·Granted Mar 18, 2008·18 cites·7 claims
- 1886US11002993B2Depolarizing plate, optical device and liquid-crystal display device including same, and depolarizing plate production methodDEXERIALS CORP·Filed 2016·Granted May 11, 2021·2 cites·24 claims
- 1986US10199880B2Wireless power feeding unit, power transmitting module, power receiving module, and wireless power transmission systemPANASONIC IP MAN CO LTD·Filed 2017·Granted Feb 5, 2019·4 cites·16 claims
- 2086US9097514B2Device and method for inspecting tyre shapeTAKAHASHI EIJI·Filed 2010·Granted Aug 4, 2015·12 cites·13 claims
- 2186US7644698B2Non-equilibrium plasma discharge type ignition deviceNISSAN MOTOR·Filed 2008·Granted Jan 12, 2010·22 cites·8 claims
- 2286US7474764B2Picture processing apparatus, picture processing method, picture pickup apparatus, and programSONY CORP·Filed 2005·Granted Jan 6, 2009·8 cites·14 claims
- 2386US6661134B2Brushless motorCALSONIC KANSEI CORP·Filed 2001·Granted Dec 9, 2003·37 cites·19 claims
- 2485US5113108AHermetically sealed electrostrictive actuatorNEC CORP·Filed 1989·Granted May 12, 1992·59 cites·7 claims
- 2584US8284393B2Tire shape inspection method and tire shape inspection deviceTAKAHASHI EIJI·Filed 2009·Granted Oct 9, 2012·16 cites·16 claims
- 2684US5304692ACatalyst composition for disproportionation of olefins and process for disproportionation of olefins using the sameMARUZEN PETROCHEM CO LTD·Filed 1992·Granted Apr 19, 1994·27 cites·11 claims
- 2783US9354047B2Rotational misalignment measuring device of bonded substrate, rotational misalignment measuring method of bonded substrate, and method of manufacturing bonded substrateKOBE STEEL LTD·Filed 2012·Granted May 31, 2016·7 cites·6 claims
- 2882US10593489B2Pressing switch mechanism and wearable cameraPANASONIC I PRO SENSING SOLUTIONS CO LTD·Filed 2018·Granted Mar 17, 2020·3 cites·16 claims
- 2982US9477024B2Polarizing element, projector and method of manufacturing polarizing elementDEXERIALS CORP·Filed 2013·Granted Oct 25, 2016·5 cites·16 claims
- 3082US8193285B2Block copolymersTAKAHASHI EIJI·Filed 2007·Granted Jun 5, 2012·4 cites·4 claims
- 3182US7771675B2Fuel supply device for internal combustion and control method thereforNISSAN MOTOR·Filed 2007·Granted Aug 10, 2010·11 cites·33 claims
- 3282US4927885APolypropylene resin compositionsMARUZEN PETROCHEM CO LTD·Filed 1988·Granted May 22, 1990·38 cites·18 claims
- 3381US10541565B2Wireless power feeding unit, power transmitting module, power receiving module, and wireless power transmission systemPANASONIC IP MAN CO LTD·Filed 2018·Granted Jan 21, 2020·1 cites·15 claims
- 3481US10253700B2Variable compression ratio internal combustion engineNISSAN MOTOR·Filed 2015·Granted Apr 9, 2019·2 cites·7 claims
- 3581US10160153B2Resin pelletizer device and cavitation monitoring methodKOBE STEEL LTD·Filed 2017·Granted Dec 25, 2018·2 cites·6 claims
- 3681US6627858B2Hot-water supply systemDENSO CORP·Filed 2001·Granted Sep 30, 2003·27 cites·18 claims
- 3781US5943437AMethod and apparatus for classifying a defect on a semiconductor waferKOBE STEEL LTD·Filed 1996·Granted Aug 24, 1999·82 cites·14 claims
- 3881US5451103AProjector systemSONY CORP·Filed 1994·Granted Sep 19, 1995·56 cites·8 claims
- 3980US7216623B2Internal combustion engine with auxiliary combustion chamberNISSAN MOTOR·Filed 2005·Granted May 15, 2007·20 cites·16 claims
- 4079US7408953B2Information converting apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Aug 5, 2008·5 cites·6 claims
- 4179US7079758B2PWM driving apparatusCALSONIC KANSEI CORP·Filed 2004·Granted Jul 18, 2006·26 cites·7 claims
- 4278US10418891B2Wireless power transmission systemPANASONIC IP MAN CO LTD·Filed 2016·Granted Sep 17, 2019·3 cites·12 claims
- 4378US9948841B2Tire shape testing device and tire shape testing methodTAKAHASHI EIJI·Filed 2012·Granted Apr 17, 2018·4 cites·12 claims
- 4478US9704237B2Measuring method and measuring deviceKOBE STEEL LTD·Filed 2013·Granted Jul 11, 2017·5 cites·5 claims
- 4578US7397817B2Information converting apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2006·Granted Jul 8, 2008·6 cites·8 claims
- 4678US6814046B1Direct fuel injection engineNISSAN MOTOR·Filed 2004·Granted Nov 9, 2004·21 cites·23 claims
- 4777US9887590B2Wireless power transmission systemPANASONIC IP MAN CO LTD·Filed 2016·Granted Feb 6, 2018·3 cites·11 claims
- 4877US8119919B2Printed wiring board, method for manufacturing printed wiring board, and electric deviceTAGI HIROYOSHI·Filed 2007·Granted Feb 21, 2012·10 cites·21 claims
- 4977US7926509B2Method for flow rate control of clustering fluid and device for flow rate control of clustering fluid employed in the methodFUJIKIN KK·Filed 2005·Granted Apr 19, 2011·6 cites·12 claims
- 5077US5798396ASulfonium salt-containing compounds and initiators of polymerizationNIPPON SODA CO·Filed 1995·Granted Aug 25, 1998·19 cites·16 claims
Showing the top 50 of 271 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →