Inventor · disambiguated record
Kiyoshi Nakamura
Also filed as: ISHII TAKASHI · NAKAMURA KIYOSHI
98 granted patents·4 pending applications·2,298 citations·filing 1973–2024
99Inventor score
Files withHITACHI LTD43SEIKO EPSON CORP23TOKYO SHIBAURA ELECTRIC CO7NISSEI PLASTICS IND CO4E INK CORP3
Top patents by PatentIndex Score
102 records- 0196US5298697AApparatus and methods for detecting number of people waiting in an elevator hall using plural image processing means with overlapping fields of viewHITACHI LTD·Filed 1992·Granted Mar 29, 1994·115 cites·11 claims
- 0295US5258586AElevator control system with image pickups in hall waiting areas and elevator carsHITACHI LTD·Filed 1990·Granted Nov 2, 1993·88 cites·26 claims
- 0393US10150877B2Electrophoretic dispersion liquid, method of manufacturing electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device, and electronic apparatusE INK CORP·Filed 2016·Granted Dec 11, 2018·3 cites·5 claims
- 0493US5892190AMethod and system of controlling elevators and method and apparatus of inputting requests to the control systemHITACHI LTD·Filed 1993·Granted Apr 6, 1999·49 cites·51 claims
- 0593US5361196APower converter for converting DC voltage into AC phase voltage having three levels of positive, zero and negative voltageHITACHI LTD·Filed 1993·Granted Nov 1, 1994·118 cites·18 claims
- 0693US5307903AMethod and system of controlling elevators and method and apparatus of inputting requests to the control systemHITACHI LTD·Filed 1989·Granted May 3, 1994·54 cites·70 claims
- 0792US12036808B2Ink jet recording method using temporary curing radiationSEIKO EPSON CORP·Filed 2022·Granted Jul 16, 2024·1 cites·9 claims
- 0892US7824164B2Controller of injection molding machineNISSEI PLASTICS IND CO·Filed 2008·Granted Nov 2, 2010·21 cites·15 claims
- 0991US10113072B2Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 30, 2018·3 cites·20 claims
- 1091US4359022AValve for an internal combustion engineTOKYO SHIBAURA ELECTRIC CO·Filed 1980·Granted Nov 16, 1982·59 cites·8 claims
- 1190US9804472B2Electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted Oct 31, 2017·3 cites·19 claims
- 1290US5182776AImage processing apparatus having apparatus for correcting the image processingHITACHI LTD·Filed 1991·Granted Jan 26, 1993·52 cites·28 claims
- 1388US5321599AControl apparatus for suppressing a third harmonic neutral point voltage in a three level inverterHITACHI LTD·Filed 1993·Granted Jun 14, 1994·83 cites·9 claims
- 1488US4381478AControl system for a linear synchronous motorHITACHI LTD·Filed 1981·Granted Apr 26, 1983·58 cites·21 claims
- 1586US12480011B2Radiation curable ink jet composition and ink jet methodSEIKO EPSON CORP·Filed 2023·Granted Nov 25, 2025·0 cites·14 claims
- 1686US5250890AInverter control apparatusHITACHI LTD·Filed 1988·Granted Oct 5, 1993·59 cites·31 claims
- 1786US4799161AControl apparatus for maintaining traction in electric rolling stockHITACHI LTD·Filed 1986·Granted Jan 17, 1989·56 cites·16 claims
- 1886US4348618AFeeding system for linear motor type transporting systemHITACHI LTD·Filed 1980·Granted Sep 7, 1982·49 cites·32 claims
- 1986US4068152APower supply system for a linear motorHITACHI LTD·Filed 1973·Granted Jan 10, 1978·45 cites·11 claims
- 2085US10597541B2Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatusE INK CORP·Filed 2018·Granted Mar 24, 2020·1 cites·19 claims
- 2185US4701682AControl system for maintaining traction of rolling stockHITACHI LTD·Filed 1986·Granted Oct 20, 1987·53 cites·8 claims
- 2284US4454457APower supply system for a linear motorHITACHI LTD·Filed 1982·Granted Jun 12, 1984·44 cites·9 claims
- 2384US2024300256A1Ink Jet Recording MethodSEIKO EPSON CORP·Filed 2024·Application pending·0 cites
- 2483US12036806B2Ink jet recording method and ink jet recording apparatusSEIKO EPSON CORP·Filed 2021·Granted Jul 16, 2024·0 cites·6 claims
- 2583US9921452B2Electrophoretic display device and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted Mar 20, 2018·3 cites·17 claims
- 2683US5627742AThree level power converting apparatus having means for balancing DC component thereofHITACHI LTD·Filed 1994·Granted May 6, 1997·85 cites·10 claims
- 2783US5620370ABlowing apparatus, suction panel therefor and straightening guide thereforMITSUBISHI ELECTRIC CORP·Filed 1994·Granted Apr 15, 1997·57 cites·37 claims
- 2882US5177677APower conversion systemHITACHI LTD·Filed 1990·Granted Jan 5, 1993·87 cites·28 claims
- 2982US4419971ACylinder liner for an internal combustion engineTOKYO SHIBAURA ELECTRIC CO·Filed 1982·Granted Dec 13, 1983·35 cites·1 claims
- 3081US8168097B2Injection molding machine and method of controlling the sameHAKODA TAKASHI·Filed 2009·Granted May 1, 2012·8 cites·14 claims
- 3181US8039835B2Semiconductor device, method for manufacturing the same, electro-optical device and electronic apparatusSHINSHU UNIVERSITY NAT UNIVERSITY CORP·Filed 2007·Granted Oct 18, 2011·19 cites·16 claims
- 3280US5389749AElevator systemHITACHI LTD·Filed 1992·Granted Feb 14, 1995·51 cites·11 claims
- 3379US4634300ARotating member supporting apparatusKOYO SEIKO CO·Filed 1985·Granted Jan 6, 1987·35 cites·17 claims
- 3478US4303870APower supply system for linear motorHITACHI LTD·Filed 1979·Granted Dec 1, 1981·31 cites·2 claims
- 3577US7866970B2Hydraulic drive device for injection molding machineNISSEI PLASTICS IND CO·Filed 2009·Granted Jan 11, 2011·4 cites·10 claims
- 3677US7781760B2Thin film transistor, electro-optical device, and electronic apparatusSEIKO EPSON CORP·Filed 2007·Granted Aug 24, 2010·7 cites·8 claims
- 3777US4872532ASignal transmission method and system in elevator equipmentHITACHI LTD·Filed 1988·Granted Oct 10, 1989·29 cites·20 claims
- 3876US11987715B2Radiation curable ink jet composition and ink jet methodSEIKO EPSON CORP·Filed 2021·Granted May 21, 2024·0 cites·14 claims
- 3975US8239058B2Method for controlling mold clamping deviceHAKODA TAKASHI·Filed 2009·Granted Aug 7, 2012·4 cites·14 claims
- 4075US5467262AElectric power converting apparatusHITACHI LTD·Filed 1993·Granted Nov 14, 1995·41 cites·21 claims
- 4174US5651323AHook assembly with coated surfaces for sewing machineHIROSE MFG CO LTD·Filed 1995·Granted Jul 29, 1997·13 cites·11 claims
- 4274US4885503AColor cathode-ray tubeHITACHI LTD·Filed 1988·Granted Dec 5, 1989·20 cites·24 claims
- 4374US4689530APower supply apparatus for linear motorHITACHI LTD·Filed 1984·Granted Aug 25, 1987·25 cites·19 claims
- 4473US10001692B2Electrophoretic particle, method of manufacturing electrophoretic particle, electrophoresis dispersion liquid, electrophoresis sheet, electrophoresis device, and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted Jun 19, 2018·1 cites·22 claims
- 4573US5742493APower conversion apparatusHITACHI LTD·Filed 1996·Granted Apr 21, 1998·47 cites·5 claims
- 4673US4156051AComposite ceramic articlesTOKYO SHIBAURA ELECTRIC CO·Filed 1978·Granted May 22, 1979·22 cites·9 claims
- 4772US10968354B2Electrophoretic dispersion liquid, production method of electrophoretic dispersion liquid, electrophoretic sheet, electrophoretic device and electronic apparatusE INK CORP·Filed 2018·Granted Apr 6, 2021·0 cites·3 claims
- 4872US9958752B2Electrophoresis display device and electronic apparatusSEIKO EPSON CORP·Filed 2016·Granted May 1, 2018·1 cites·18 claims
- 4971US12311655B2Ink jet recording apparatus having an inert gas supply portionSEIKO EPSON CORP·Filed 2023·Granted May 27, 2025·0 cites·7 claims
- 5071US11407909B2Radiation-curable ink jet composition and ink jet methodSEIKO EPSON CORP·Filed 2020·Granted Aug 9, 2022·0 cites·10 claims
Showing the top 50 of 102 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →