Inventor · disambiguated record
Keiichi Nakamura
Also filed as: NAKAMURA KEIICHI
103 granted patents·14 pending applications·1,316 citations·filing 1981–2024
99Inventor score
Files withSUMITOMO WIRING SYSTEMS20TOYODA MACHINE WORKS LTD12NAKAMURA KEIICHI10HITACHI LTD6MAZDA MOTOR6
Top patents by PatentIndex Score
117 records- 0195US4905808ATorque transmission device for a four-wheel drive vehicleTOYODA MACHINE WORKS LTD·Filed 1988·Granted Mar 6, 1990·66 cites·18 claims
- 0295US4496288AVane type pump with a variable capacity for power steering devicesTOYODA MACHINE WORKS LTD·Filed 1982·Granted Jan 29, 1985·74 cites·8 claims
- 0395US4476529AControl system for a power steering deviceTOYODA MACHINE WORKS LTD·Filed 1982·Granted Oct 9, 1984·70 cites·4 claims
- 0492US5257794ACorner joint, chassis and cartYAZAKI IND CHEM CO LTD·Filed 1992·Granted Nov 2, 1993·82 cites·8 claims
- 0591US4798050AControl system for hydraulic tandem pump in motor vehicleTOYODA MACHINE WORKS LTD·Filed 1987·Granted Jan 17, 1989·61 cites·3 claims
- 0689US6331696B1Wet tissue warmer and tissue lifting plateCOMBI CO·Filed 2000·Granted Dec 18, 2001·42 cites·8 claims
- 0788US8248471B2Calibrating apparatus for on-board camera of vehicleINUI YOJI·Filed 2010·Granted Aug 21, 2012·19 cites·2 claims
- 0888US8152576B2Female terminal fittingNAKAMURA KEIICHI·Filed 2010·Granted Apr 10, 2012·18 cites·12 claims
- 0988US7476123B2Connector with a connection detector having an operating plate that is pushed during connectionSUMITOMO WIRING SYSTEMS·Filed 2007·Granted Jan 13, 2009·31 cites·11 claims
- 1087US7037146B2Circuit board connectorSUMITOMO WIRING SYSTEMS·Filed 2005·Granted May 2, 2006·27 cites·12 claims
- 1186US4653601AElectric power steering system for a motor vehicleTOYODA MACHINE WORKS LTD·Filed 1985·Granted Mar 31, 1987·48 cites·3 claims
- 1285US4506423AMethod of producing a fluid pressure reducing deviceHITACHI LTD·Filed 1983·Granted Mar 26, 1985·52 cites·15 claims
- 1385US4469919ATelephone answering deviceTANDY CORP·Filed 1981·Granted Sep 4, 1984·33 cites·8 claims
- 1483US4676334APower steering system with hydraulic reactionTOYODA MACHINE WORKS LTD·Filed 1986·Granted Jun 30, 1987·42 cites·9 claims
- 1582US10913356B2Power supply systemTOYOTA MOTOR CO LTD·Filed 2018·Granted Feb 9, 2021·3 cites·12 claims
- 1682US7048595B2Circuit board connectorSUMITOMO WIRING SYSTEMS·Filed 2005·Granted May 23, 2006·21 cites·11 claims
- 1780US7476282B2Martensitic stainless steel pipeSUMITOMO METAL IND·Filed 2005·Granted Jan 13, 2009·3 cites·2 claims
- 1880US2024241346A1Zoom lens, optical apparatus and method for manufacturing the zoom lensNIKON CORP·Filed 2024·Application pending·0 cites
- 1979US8021391B2Tooth-hardening apparatusCOMBI CORP·Filed 2004·Granted Sep 20, 2011·38 cites·7 claims
- 2079US7828611B2Terminal fittingSUMITOMO WIRING SYSTEMS·Filed 2009·Granted Nov 9, 2010·20 cites·14 claims
- 2179US4827747AMethod for producing a bellows with oval cross section and apparatus for carrying out the methodHITACHI LTD·Filed 1987·Granted May 9, 1989·24 cites·12 claims
- 2278US9568125B2Threaded joint for steel pipesYAMAGUCHI SUGURU·Filed 2010·Granted Feb 14, 2017·8 cites·26 claims
- 2378US4437532ASteering force controller for a power steering deviceTOYODA MACHINE WORKS LTD·Filed 1982·Granted Mar 20, 1984·28 cites·8 claims
- 2477US10344627B2Heat recovery steam generator and power plantTOSHIBA KK·Filed 2018·Granted Jul 9, 2019·1 cites·2 claims
- 2577US7204728B2Terminal fitting and a connector provided therewithSUMITOMO WIRING SYSTEMS·Filed 2006·Granted Apr 17, 2007·16 cites·18 claims
- 2675US7900975B2Threaded joint for steel pipesSUMITOMO METAL IND·Filed 2009·Granted Mar 8, 2011·16 cites·18 claims
- 2774US11994746B2Zoom lens, optical apparatus and method for manufacturing the zoom lensNIKON CORP·Filed 2021·Granted May 28, 2024·0 cites·23 claims
- 2874US7253638B2Apparatus and method for conducting an electrical test on a terminal fitting in a connectorSUMITOMO WIRING SYSTEMS·Filed 2006·Granted Aug 7, 2007·3 cites·7 claims
- 2974US5478220ACompressor scroll made of silicon containing aluminum alloyHITACHI LTD·Filed 1994·Granted Dec 26, 1995·30 cites·2 claims
- 3072US7948735B2Electrostatic chuck and method for manufacturing the sameNGK INSULATORS LTD·Filed 2009·Granted May 24, 2011·3 cites·5 claims
- 3172US7252561B2Terminal fitting and a connector provided therewithSUMITOMO WIRING SYSTEMS·Filed 2006·Granted Aug 7, 2007·12 cites·12 claims
- 3271US8206187B2Female terminal fittingNAKAMURA KEIICHI·Filed 2012·Granted Jun 26, 2012·6 cites·19 claims
- 3371US6863568B2ConnectorSUMITOMO WIRING SYSTEMS·Filed 2003·Granted Mar 8, 2005·19 cites·1 claims
- 3470US7179138B2Terminal fittingSUMITOMO WIRING SYSTEMS·Filed 2006·Granted Feb 20, 2007·12 cites·12 claims
- 3570US4574905ASteering force controlling apparatus for power steering systemTOYODA MACHINE WORKS LTD·Filed 1983·Granted Mar 11, 1986·22 cites·6 claims
- 3669US8481892B2Ceramic heater and method for producing sameNAKAMURA KEIICHI·Filed 2010·Granted Jul 9, 2013·2 cites·10 claims
- 3769US8379319B2Zoom lens, optical apparatus and method for manufacturing zoom lensNIKON CORP·Filed 2010·Granted Feb 19, 2013·2 cites·26 claims
- 3869US7458835B2Connector and a connector assemblySUMITOMO WIRING SYSTEMS·Filed 2007·Granted Dec 2, 2008·11 cites·10 claims
- 3969US4949455AI/O pin and method for making sameAMP INC·Filed 1989·Granted Aug 21, 1990·45 cites·10 claims
- 4068US9719617B2Threaded joint for steel pipesOKADA TAKASHI·Filed 2011·Granted Aug 1, 2017·3 cites·4 claims
- 4168US6392200B1Wet tissue warmer and tissue lifting plateCOMBI CO·Filed 2001·Granted May 21, 2002·13 cites·7 claims
- 4267US8438926B2Method of evaluating fastening state of threaded joint of pipes or tubes, method for fastening threaded joint of pipes or tubes, and apparatus for evaluating fastening state of threaded joint of pipes or tubesHOSHINO IKUJI·Filed 2011·Granted May 14, 2013·2 cites·6 claims
- 4366US11390167B2Power supply systemTOYOTA MOTOR CO LTD·Filed 2021·Granted Jul 19, 2022·0 cites·8 claims
- 4466US7238064B2Terminal fitting and a blank thereforSUMITOMO WIRING SYSTEMS·Filed 2006·Granted Jul 3, 2007·9 cites·13 claims
- 4566US4715464APower steering system with hydraulic reactionTOYODA MACHINE WORKS LTD·Filed 1986·Granted Dec 29, 1987·22 cites·15 claims
- 4665US11891470B2Method for producing chloroprene-based-polymer latexSHOWA DENKO KK·Filed 2020·Granted Feb 6, 2024·0 cites·8 claims
- 4764US12435401B2Steel materialNIPPON STEEL CORP·Filed 2021·Granted Oct 7, 2025·0 cites·8 claims
- 4864US10620757B2Input device and electrical apparatusSONY CORP·Filed 2016·Granted Apr 14, 2020·1 cites·15 claims
- 4964US7223135B2Terminal fitting and a connector provided therewithSUMITOMO WIRING SYSTEMS·Filed 2006·Granted May 29, 2007·8 cites·9 claims
- 5063US11486453B2Automatic transmission and centrifugal balance adjustment method for automatic transmissionMAZDA MOTOR·Filed 2021·Granted Nov 1, 2022·0 cites·20 claims
Showing the top 50 of 117 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →