Inventor · disambiguated record
Eiichi Nakamura
Also filed as: NAKAMURA EIICHI
42 granted patents·6 pending applications·536 citations·filing 1985–2021
98Inventor score
Files withNIPPON CONLUX CO LTD9IDEMITSU KOSAN CO6NAKAMURA EIICHI5JAPAN SCIENCE & TECH AGENCY4SUZUKI MOTOR CO3
Top patents by PatentIndex Score
48 records- 0197US6820708B2Cooling system for a transmission mechanismSUZUKI MOTOR CO·Filed 2002·Granted Nov 23, 2004·107 cites·4 claims
- 0294US7347296B2Front structure of all terrain vehicleSUZUKI CO LTD·Filed 2005·Granted Mar 25, 2008·40 cites·6 claims
- 0391US6695083B2Saddle-mounted type four-wheel vehicleSUZUKI MOTOR CO·Filed 2001·Granted Feb 24, 2004·61 cites·31 claims
- 0487US6815401B2Oil composition for heat treatment of a gear and gear treated by using the oil compositionIDEMITSU KOSAN CO·Filed 2001·Granted Nov 9, 2004·16 cites·6 claims
- 0585US7475748B2Rear structure of all terrain vehicleSUZUKI CO LTD·Filed 2005·Granted Jan 13, 2009·22 cites·8 claims
- 0683US7018599B2Fullerene derivativesASTELLAS PHARMA INC·Filed 2004·Granted Mar 28, 2006·12 cites·6 claims
- 0776US7202374B2Fullerene derivatives and their metal complexesMITSUBISHI CHEM CORP·Filed 2005·Granted Apr 10, 2007·2 cites·13 claims
- 0876US6828285B2Oil composition for heat treatment of a gear and gear treated by using the oil compositionIDEMITSU KOSAN CO·Filed 2003·Granted Dec 7, 2004·12 cites·4 claims
- 0976US5092292ALubricating apparatus of motorcycle engineSUZUKI MOTOR CO·Filed 1990·Granted Mar 3, 1992·37 cites·9 claims
- 1073US7781599B2Process for production of aromatic compoundsJAPAN SCIENCE & TECH AGENCY·Filed 2005·Granted Aug 24, 2010·3 cites·21 claims
- 1171US5600621ALaser output control device for an optical information recording and reproducing apparatusNIPPON CONLUX CO LTD·Filed 1994·Granted Feb 4, 1997·19 cites·9 claims
- 1268US5376186AHeat treating oil compositionIDEMITSU KOSAN CO·Filed 1993·Granted Dec 27, 1994·20 cites·5 claims
- 1368US5250122AHeat treating oil compositionIDEMITSU KOSAN CO·Filed 1992·Granted Oct 5, 1993·19 cites·10 claims
- 1467US5023439AArrangement for detecting a signal for effecting a focus control of an optical headNIPPON CONLUX CO LTD·Filed 1989·Granted Jun 11, 1991·12 cites·3 claims
- 1565US7547429B2Fullerene derivatives and processes for producing the sameNAKAMURA EIICHI·Filed 2004·Granted Jun 16, 2009·7 cites·15 claims
- 1663US9039935B2Photoelectric conversion material containing fullerene derivativeNAKAMURA EIICHI·Filed 2007·Granted May 26, 2015·2 cites·10 claims
- 1763US8304643B2Photoelectric conversion material containing fullerene derivativeNAKAMURA EIICHI·Filed 2007·Granted Nov 6, 2012·2 cites·13 claims
- 1863US2021391038A1Specifically-shaped crystal of compound and method for producing sameTOWA PHARMACEUTICAL CO LTD·Filed 2021·Application pending·0 cites
- 1961US5160604AToxic substance-detecting system with fixed microorganism membrane for water quality-monitoringFUJI ELECTRIC CO LTD·Filed 1991·Granted Nov 3, 1992·35 cites·22 claims
- 2061US5084851AOptical head for recording and playing back optical informationNIPPON CONLUX CO LTD·Filed 1990·Granted Jan 28, 1992·13 cites·3 claims
- 2160US6969772B2Fullerene derivatives and their metal complexesMITSUBISHI CHEM CORP·Filed 2003·Granted Nov 29, 2005·2 cites·7 claims
- 2260US5107102AArrangement for detecting a signal for effecting a focus control of an optical headNIPPON CONLUX CO LTD·Filed 1991·Granted Apr 21, 1992·10 cites·2 claims
- 2357US6765098B1Fullerene derivativesFUJISAWA PHARMACEUTICAL CO·Filed 1999·Granted Jul 20, 2004·10 cites·24 claims
- 2457US2008152593A1Contrast AgentJAPAN SCIENCE & TECH AGENCY·Filed 2005·Application pending·0 cites
- 2556US8952247B2Photoelectric converter and solar cell using the sameSATO YOSHIHARU·Filed 2008·Granted Feb 10, 2015·1 cites·17 claims
- 2656US4832847AProcess for activated-sludge treatment of sewage or industrial waste waterNIPPON STEEL CORP·Filed 1987·Granted May 23, 1989·15 cites·3 claims
- 2755US7883687B215O-labeled monosaccharide and producing method thereofASTELLAS PHARMA INC·Filed 2005·Granted Feb 8, 2011·0 cites·12 claims
- 2854US5908886AMethod for recovering cooling characteristics of water-soluble quenching medium, and water-soluble quenching medium with recovered cooling characteristicsIDEMITSU KOSAN CO·Filed 1997·Granted Jun 1, 1999·9 cites·2 claims
- 2954US5766505AWater-soluble quenching mediumIDEMITSU KOSAN CO·Filed 1997·Granted Jun 16, 1998·9 cites·21 claims
- 3054US5395958ACyclopropene derivativesMITSUBISHI CHEM IND·Filed 1993·Granted Mar 7, 1995·6 cites·3 claims
- 3154US2021313015A1Specifically-shaped crystal of compound and method for producing sameTOWA PHARMACEUTICAL CO LTD·Filed 2019·Application pending·0 cites
- 3250US10589262B2Method of producing proton pump inhibitor compound having optical activityUNIV TOKYO·Filed 2019·Granted Mar 17, 2020·0 cites·2 claims
- 3348US8134019B2Process for producing fullerene derivativeNAKAMURA EIICHI·Filed 2007·Granted Mar 13, 2012·0 cites·21 claims
- 3448US7790913B2Fullerene derivative and methods for producing sameJAPAN SCIENCE & TECH AGENCY·Filed 2007·Granted Sep 7, 2010·0 cites·21 claims
- 3547US6855419B2Polymer thin film, its production method, binder for bio chip, bio chip, and its production methodKISHIMOTO SANGYO CO·Filed 2002·Granted Feb 15, 2005·2 cites·12 claims
- 3646US5561643ATracking system for use in regular and high density optical recording mediumsNIPPON CONLUX CO LTD·Filed 1994·Granted Oct 1, 1996·6 cites·13 claims
- 3746US2012058053A1Carbon nanohorn mri contrast agentsIIJIMA SUMIO·Filed 2011·Application pending·0 cites
- 3845US5408451ADriving device for objective lensNIPPON CONLUX CO LTD·Filed 1993·Granted Apr 18, 1995·6 cites·6 claims
- 3943US11380861B2Monomolecular transistorJAPAN SCIENCE & TECH AGENCY·Filed 2020·Granted Jul 5, 2022·0 cites·20 claims
- 4043US5367515AOptical recording/reproducing by reducing laser power when there is a track jumpNIPPON CONLUX CO LTD·Filed 1992·Granted Nov 22, 1994·5 cites·3 claims
- 4141US8153835B2Fullerene derivativesNAKAMURA EIICHI·Filed 2006·Granted Apr 10, 2012·0 cites·9 claims
- 4241US6271425B1Process for producing alcoholsFUJISAWA PHARMACEUTICAL CO·Filed 1998·Granted Aug 7, 2001·2 cites·8 claims
- 4339US2002197417A1Method for producing DNA chip, and DNA chip obtained therebyKISHIMOTO SANGYO CO·Filed 2002·Application pending·0 cites
- 4438US4669419ABringing-up apparatus for providing repose place for yolk sac fry in fry channelKATO HIROSHI·Filed 1985·Granted Jun 2, 1987·7 cites·13 claims
- 4536US10307748B2Method for producing proton pump inhibitor compound having optical activityUNIV TOKYO·Filed 2015·Granted Jun 4, 2019·0 cites·4 claims
- 4636US5185729AOptical head with improved tracking and focusing error capabilitiesNIPPON CONLUX CO LTD·Filed 1991·Granted Feb 9, 1993·3 cites·5 claims
- 4736US2017014352A1Water-dispersible amorphous particles and method for preparing sameUNIV TOKYO·Filed 2015·Application pending·0 cites
- 4834US5341053ALinear motor with permanent magnetsNIPPON CONLUX CO LTD·Filed 1991·Granted Aug 23, 1994·2 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →