Inventor · disambiguated record
Hideki Nakajima
Also filed as: NAKAJIMA HIDEKI
47 granted patents·12 pending applications·668 citations·filing 1981–2024
98Inventor score
Files withCATERPILLAR SARL26SHIMANO INDUSTRIAL CO11SANYO ELECTRIC CO6CATERPILLAR INC3KAWASAKI HEAVY IND LTD2
Top patents by PatentIndex Score
59 records- 0195US4561605ABrake for a fishing reelSHIMANO INDUSTRIAL CO·Filed 1982·Granted Dec 31, 1985·56 cites·2 claims
- 0295US4544111ABrake for a fishing reelSHIMANO INDUSTRIAL CO·Filed 1983·Granted Oct 1, 1985·57 cites·4 claims
- 0394US12180682B2Hydraulic control systemCATERPILLAR SARL·Filed 2022·Granted Dec 31, 2024·4 cites·4 claims
- 0494US11692332B2Hydraulic control systemCATERPILLAR SARL·Filed 2020·Granted Jul 4, 2023·4 cites·5 claims
- 0594US5317405ADisplay and image capture apparatus which enables eye contactNIPPON TELEGRAPH & TELEPHONE·Filed 1992·Granted May 31, 1994·223 cites·13 claims
- 0692US11421715B2Hydraulic control circuit for working machineCATERPILLAR SARL·Filed 2020·Granted Aug 23, 2022·3 cites·4 claims
- 0792US10337532B2Split spool valveCATERPILLAR INC·Filed 2016·Granted Jul 2, 2019·7 cites·20 claims
- 0890US12123172B2Boom control circuit for a construction machineCATERPILLAR SARL·Filed 2021·Granted Oct 22, 2024·2 cites·2 claims
- 0990US11566640B2Hydraulic control circuit for a construction machineCATERPILLAR SARL·Filed 2019·Granted Jan 31, 2023·7 cites·4 claims
- 1088US12018459B2Hydraulic control system for a working machineCATERPILLAR SARL·Filed 2021·Granted Jun 25, 2024·2 cites·5 claims
- 1187US12366054B2Hydraulic control system in working machineCATERPILLAR SARL·Filed 2022·Granted Jul 22, 2025·1 cites·4 claims
- 1286US12410588B2Hydraulic control system in working machineCATERPILLAR SARL·Filed 2022·Granted Sep 9, 2025·1 cites·3 claims
- 1382US11585068B2Boom control system for a construction machineCATERPILLAR SARL·Filed 2018·Granted Feb 21, 2023·4 cites·4 claims
- 1482US11162245B2Stick control system in construction machineCATERPILLAR SARL·Filed 2018·Granted Nov 2, 2021·4 cites·4 claims
- 1582US4676452ABrake for a fishing reelSHIMANO INDUSTRIAL CO·Filed 1985·Granted Jun 30, 1987·33 cites·13 claims
- 1681US12345019B2Hydraulic control system in working machinesCATERPILLAR SARL·Filed 2022·Granted Jul 1, 2025·1 cites·4 claims
- 1779US11629479B2Hydraulic control circuit for a construction machineCATERPILLAR SARL·Filed 2019·Granted Apr 18, 2023·3 cites·6 claims
- 1879US11008734B2Hydraulic control circuit for construction machineCATERPILLAR SARL·Filed 2018·Granted May 18, 2021·3 cites·2 claims
- 1979US6883738B2Spinning reel handle assemblySHIMANO KK·Filed 2003·Granted Apr 26, 2005·19 cites·23 claims
- 2074US11131080B2Hydraulic circuit of construction machineKAWASAKI HEAVY IND LTD·Filed 2019·Granted Sep 28, 2021·3 cites·2 claims
- 2174US4434951AFishing reel having a magnetic brake and non-magnetizable bearingSHIMANO INDUSTRIAL CO·Filed 1982·Granted Mar 6, 1984·25 cites·6 claims
- 2269US5309438AATM cell delay circuit for ISDN systemANDO ELECTRIC·Filed 1993·Granted May 3, 1994·41 cites·2 claims
- 2367US6327543B1Method of judging truth of paper type and method of judging direction in which paper type is fedSANYO ELECTRIC CO·Filed 2000·Granted Dec 4, 2001·7 cites·4 claims
- 2466US12428817B2Hydraulic circuit of a construction machineryCATERPILLAR SARL·Filed 2024·Granted Sep 30, 2025·0 cites·12 claims
- 2566US12429071B2Pilot pressure control deviceCATERPILLAR SARL·Filed 2022·Granted Sep 30, 2025·0 cites·4 claims
- 2666US4570878AClutch and brake for a fishing reelSHIMANO INDUSTRIAL CO·Filed 1985·Granted Feb 18, 1986·24 cites·5 claims
- 2763US7184860B2In-store equipment remote monitoring systemSANYO ELECTRIC CO·Filed 2004·Granted Feb 27, 2007·9 cites·2 claims
- 2860US9599238B2Valve having improved spool geometryCATERPILLAR INC·Filed 2015·Granted Mar 21, 2017·1 cites·19 claims
- 2960US4585188AFishing reelSHIMANO INDUSTRIAL CO·Filed 1983·Granted Apr 29, 1986·17 cites·3 claims
- 3060US2025263902A1Hydraulic control system in working machinesCATERPILLAR SARL·Filed 2023·Application pending·0 cites
- 3159US5847783ALCD with electroluminescent panel drive circuitry mounted to oppose LCD drive circuitryCASIO COMPUTER CO LTD·Filed 1997·Granted Dec 8, 1998·28 cites·15 claims
- 3257US12320372B2Calibration system and calibration method in hydraulic systemCATERPILLAR SARL·Filed 2023·Granted Jun 3, 2025·0 cites·2 claims
- 3357US10473125B2Hydraulic actuator control circuitCATERPILLAR SARL·Filed 2016·Granted Nov 12, 2019·1 cites·15 claims
- 3455US2024279907A1Hydraulic control system in working machinesCATERPILLAR SARL·Filed 2024·Application pending·0 cites
- 3555US2025137232A1Hydraulic Circuit for Construction MachineCATERPILLAR SARL·Filed 2023·Application pending·0 cites
- 3654US11585595B2RefrigeratorSAMSUNG ELECTRONICS CO LTD·Filed 2021·Granted Feb 21, 2023·0 cites·17 claims
- 3753US5393005ABrake structure for a reelSHIMANO KK·Filed 1993·Granted Feb 28, 1995·17 cites·14 claims
- 3853US2011111986A1Novel saccharide primer and use thereofUNIV KEIO·Filed 2008·Application pending·0 cites
- 3953US2006170087A1Semiconductor deviceNEC ELECTRONICS CORP·Filed 2006·Application pending·0 cites
- 4052US12503834B2Relief set-pressure adjustment systemCATERPILLAR SARL·Filed 2024·Granted Dec 23, 2025·0 cites·3 claims
- 4151US4522354AFishing reel having a spool rotation control mechanismSHIMANO INDUSTRIAL CO·Filed 1983·Granted Jun 11, 1985·12 cites·3 claims
- 4251US2025003194A1Hydraulic control system and setting method and calibration method of target engine torque during relief in hydraulic control systemCATERPILLAR SARL·Filed 2022·Application pending·0 cites
- 4351US2022285023A1Biliary atresia diagnosis support management systemSEKISUI MEDICAL CO LTD·Filed 2020·Application pending·0 cites
- 4450US6253158B1Method of judging truth of paper type and method of judging direction in which paper type is fedSANYO ELECTRIC CO·Filed 2000·Granted Jun 26, 2001·1 cites·5 claims
- 4549US4418877AFishing reelSHIMANO INDUSTRIAL CO·Filed 1981·Granted Dec 6, 1983·11 cites·5 claims
- 4648US4586674AFishing reelSHIMANO INDUSTRIAL CO·Filed 1983·Granted May 6, 1986·11 cites·8 claims
- 4747US12163539B2Valve calibration system and calibration methodCATERPILLAR SARL·Filed 2021·Granted Dec 10, 2024·0 cites·4 claims
- 4841US6157895AMethod of judging truth of paper type and method of judging direction in which paper type is fedSANYO ELECTRIC CO·Filed 1997·Granted Dec 5, 2000·7 cites·10 claims
- 4941US2009234511A1Demand control deviceSANYO ELECTRIC CO·Filed 2007·Application pending·0 cites
- 5041US2009018705A1Demand control deviceSANYO ELECTRIC CO·Filed 2007·Application pending·0 cites
Showing the top 50 of 59 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →