Inventor · disambiguated record
Koichi Nakajima
Also filed as: HIGUCHI KANJI · NAKAJIMA KOICHI · TANAKA RYUZO
76 granted patents·12 pending applications·423 citations·filing 1977–2023
98Inventor score
Top patents by PatentIndex Score
88 records- 0195US8794219B2EGR control apparatus for internal combustion engineYASUI YUJI·Filed 2011·Granted Aug 5, 2014·16 cites·4 claims
- 0295US8646271B2EGR control apparatus for internal combustion engineYASUI YUJI·Filed 2011·Granted Feb 11, 2014·15 cites·7 claims
- 0392US9121489B1Metal gasketNIPPON LEAKLESS IND CO LTD·Filed 2015·Granted Sep 1, 2015·10 cites·2 claims
- 0491US4652932ALiquid crystal display television receiverCITIZEN WATCH CO LTD·Filed 1985·Granted Mar 24, 1987·93 cites·12 claims
- 0590US8762307B2Control system for plantHASHIMOTO EIJI·Filed 2011·Granted Jun 24, 2014·12 cites·5 claims
- 0685US2023182507A1TyreSUMITOMO RUBBER IND·Filed 2023·Application pending·0 cites
- 0783US11059328B2TireSUMITOMO RUBBER IND·Filed 2018·Granted Jul 13, 2021·1 cites·15 claims
- 0880US12350972B2TireSUMITOMO RUBBER IND·Filed 2023·Granted Jul 8, 2025·0 cites·19 claims
- 0979US7549175B2Recording medium, recording method, recording apparatus, reproduction apparatus, data transmission method, and server deviceSONY CORP·Filed 2007·Granted Jun 16, 2009·3 cites·14 claims
- 1079US6384498B1Compact vibration motorTOKYO PARTS KOGYO KK·Filed 2000·Granted May 7, 2002·24 cites·4 claims
- 1179US4267483AInsulator on spark plug electrode coated with zirconium and vanadium oxidesTOYOTA CHUO KK·Filed 1979·Granted May 12, 1981·30 cites·16 claims
- 1278US12275276B2TyreSUMITOMO RUBBER IND·Filed 2021·Granted Apr 15, 2025·0 cites·18 claims
- 1378US12194783B2TireSUMITOMO RUBBER IND·Filed 2023·Granted Jan 14, 2025·0 cites·8 claims
- 1477US11607916B2TyreSUMITOMO RUBBER IND·Filed 2019·Granted Mar 21, 2023·0 cites·19 claims
- 1575US11648806B2TireSUMITOMO RUBBER IND·Filed 2021·Granted May 16, 2023·0 cites·10 claims
- 1675US11148472B2TyreSUMITOMO RUBBER IND·Filed 2019·Granted Oct 19, 2021·0 cites·16 claims
- 1775US11077721B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Aug 3, 2021·0 cites·20 claims
- 1873US12220947B2TireSUMITOMO RUBBER IND·Filed 2023·Granted Feb 11, 2025·0 cites·19 claims
- 1973US11654723B2TireSUMITOMO RUBBER IND·Filed 2022·Granted May 23, 2023·0 cites·18 claims
- 2073US11633989B2TireSUMITOMO RUBBER IND·Filed 2021·Granted Apr 25, 2023·0 cites·16 claims
- 2173US11097574B2TyreSUMITOMO RUBBER IND·Filed 2019·Granted Aug 24, 2021·0 cites·19 claims
- 2273US11059331B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Jul 13, 2021·0 cites·18 claims
- 2373US6359364B1Brush apparatus of small motor and method for manufacturing the sameTOKYO PARTS KOGYO KK·Filed 2000·Granted Mar 19, 2002·18 cites·16 claims
- 2472US11584167B2TireSUMITOMO RUBBER IND·Filed 2021·Granted Feb 21, 2023·0 cites·16 claims
- 2572US11046123B2TyreSUMITOMO RUBBER IND·Filed 2019·Granted Jun 29, 2021·0 cites·20 claims
- 2672US9886117B2Control apparatus and method for controlling operation target device in vehicle, and steering wheelJVC KENWOOD CORP·Filed 2015·Granted Feb 6, 2018·2 cites·4 claims
- 2772US5341057AVibrator motor for a wireless silent alerting deviceTOKYO PARTS KOGYO KK·Filed 1993·Granted Aug 23, 1994·31 cites·4 claims
- 2871US11648804B2TireSUMITOMO RUBBER IND·Filed 2021·Granted May 16, 2023·0 cites·20 claims
- 2971US11077722B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Aug 3, 2021·0 cites·20 claims
- 3071US6816415B2Additional information read/write system, additional information read/write method, additional information read/write program, computer-readable program storage medium storing additional information read/write program, and id/additional information distributing apparatus.SONY CORP·Filed 2003·Granted Nov 9, 2004·9 cites·8 claims
- 3170US11827059B2TireSUMITOMO RUBBER IND·Filed 2022·Granted Nov 28, 2023·0 cites·17 claims
- 3270US11766898B2TireSUMITOMO RUBBER IND·Filed 2021·Granted Sep 26, 2023·0 cites·20 claims
- 3370US11691460B2TyreSUMITOMO RUBBER IND·Filed 2020·Granted Jul 4, 2023·0 cites·14 claims
- 3470US9267809B2Control apparatus and method for controlling operation target device in vehicle, and steering wheelJVC KENWOOD CORP·Filed 2014·Granted Feb 23, 2016·4 cites·6 claims
- 3569US12472780B2TireSUMITOMO RUBBER IND·Filed 2023·Granted Nov 18, 2025·0 cites·13 claims
- 3669US11858296B2TireSUMITOMO RUBBER IND·Filed 2021·Granted Jan 2, 2024·0 cites·19 claims
- 3769US11623479B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Apr 11, 2023·0 cites·17 claims
- 3869US11597239B2TyreSUMITOMO RUBBER IND·Filed 2020·Granted Mar 7, 2023·0 cites·19 claims
- 3969US11072207B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Jul 27, 2021·0 cites·20 claims
- 4069US8972302B2Information service method, information service unit, recording or reproducing controlling method, and recording and/or reproducing unitKIJIMA KAORU·Filed 2010·Granted Mar 3, 2015·1 cites·10 claims
- 4169US7426751B2Recording medium, information transmission method, terminal, server, and recording methodSONY CORP·Filed 2003·Granted Sep 16, 2008·7 cites·26 claims
- 4268US11794525B2TireSUMITOMO RUBBER IND·Filed 2021·Granted Oct 24, 2023·0 cites·16 claims
- 4368US5094787AMethod of manufacturing ito sputtering targetNIPPON MINING CO·Filed 1990·Granted Mar 10, 1992·26 cites·4 claims
- 4467US11446964B2TyreSUMITOMO RUBBER IND·Filed 2019·Granted Sep 20, 2022·0 cites·14 claims
- 4567US11345192B2TyreSUMITOMO RUBBER IND·Filed 2020·Granted May 31, 2022·0 cites·17 claims
- 4667US11214100B2TireSUMITOMO RUBBER IND·Filed 2018·Granted Jan 4, 2022·0 cites·19 claims
- 4767US9069655B2On-vehicle apparatus, and method and computer program for transmitting positional informationJVC KENWOOD CORP·Filed 2012·Granted Jun 30, 2015·4 cites·10 claims
- 4865US11338620B2TireSUMITOMO RUBBER IND·Filed 2019·Granted May 24, 2022·0 cites·15 claims
- 4965US11279178B2TireSUMITOMO RUBBER IND·Filed 2019·Granted Mar 22, 2022·0 cites·21 claims
- 5065US6011333AVibrator motor having nonmagnetic armature coresTOKYO PARTS KOGYO KK·Filed 1999·Granted Jan 4, 2000·28 cites·14 claims
Showing the top 50 of 88 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →