Inventor · disambiguated record
Hitoshi Niwa
Also filed as: MIWA NAOTO · NIWA HITOSHI
22 granted patents·2 pending applications·773 citations·filing 1979–2024
97Inventor score
Top patents by PatentIndex Score
24 records- 0191US4838233APilot injection system for fuel injection pumpNIPPON DENSO CO·Filed 1988·Granted Jun 13, 1989·50 cites·7 claims
- 0288US5347154ALight valve device using semiconductive composite substrateSEIKO INSTR INC·Filed 1991·Granted Sep 13, 1994·82 cites·25 claims
- 0388US4685437AIntake air heater for internal combustion engine with perforated plate heater element partially traversing air passageTOYOTA MOTOR CO LTD·Filed 1985·Granted Aug 11, 1987·46 cites·3 claims
- 0487US5572045ALight valve device using semiconductive composite substrateSEIKO INSTR INC·Filed 1995·Granted Nov 5, 1996·68 cites·1 claims
- 0586US5618739AMethod of making light valve device using semiconductive composite substrateSEIKO INSTR INC·Filed 1995·Granted Apr 8, 1997·85 cites·13 claims
- 0680US7700352B2Composition for culturing mouse pluripotent stem cellsRIKEN·Filed 2003·Granted Apr 20, 2010·6 cites·15 claims
- 0780US4831432APositive ceramic semiconductor deviceNIPPON DENSO CO·Filed 1987·Granted May 16, 1989·25 cites·21 claims
- 0878US5486708ALight valve device using semiconductive composite substrateSEIKO INSTR INC·Filed 1994·Granted Jan 23, 1996·46 cites·14 claims
- 0977US5585304AMethod of making semiconductor device with multiple transparent layersAGENCY IND SCIENCE·Filed 1994·Granted Dec 17, 1996·66 cites·21 claims
- 1077US5132582ARecording medium transferring apparatus and vibrating element used thereinNIHON KOHDEN CORP·Filed 1990·Granted Jul 21, 1992·41 cites·11 claims
- 1173US5728591AProcess for manufacturing light valve device using semiconductive composite substrateSEIKO INSTR INC·Filed 1995·Granted Mar 17, 1998·32 cites·19 claims
- 1268US4834052AInternal combustion engine having air/fuel mixture with anti-reducing semiconducting porcelain having a positive temperature coefficient of resistance and method for using such porcelain for heating air/fuel mixtureNIPPON DENSO CO·Filed 1987·Granted May 30, 1989·15 cites·15 claims
- 1363US12351165B2Vehicle system for detecting level differences and implementing override control mechanismsSUBARU CORP·Filed 2022·Granted Jul 8, 2025·0 cites·16 claims
- 1463US5957840APinch device for detecting a biomedical signalNIHON KOHDEN CORP·Filed 1997·Granted Sep 28, 1999·125 cites·4 claims
- 1563US4716279ASelf-temperature controlling type heating deviceNIPPON DENSO CO·Filed 1985·Granted Dec 29, 1987·19 cites·6 claims
- 1656US4990324AMethod for producing two-component or three-component lead zirconate-titanateNIPPON DENSO CO·Filed 1989·Granted Feb 5, 1991·15 cites·6 claims
- 1756US4667644AIntake air heating apparatusNIPPON DENSO CO·Filed 1985·Granted May 26, 1987·16 cites·12 claims
- 1852US11835035B2Rectifying deviceSUBARU CORP·Filed 2021·Granted Dec 5, 2023·0 cites·11 claims
- 1952US2025131744A1Lane-dividing line recognition apparatus for vehicleSUBARU CORP·Filed 2024·Application pending·0 cites
- 2045US4803345ACeramic heater apparatus with metal electrodesNIPPON DENSO CO·Filed 1987·Granted Feb 7, 1989·14 cites·22 claims
- 2142US4313810AOxygen concentration sensing apparatusNIPPON DENSO CO·Filed 1979·Granted Feb 2, 1982·6 cites·5 claims
- 2242US4220517AOxygen concentration sensing apparatusNIPPON DENSO CO·Filed 1979·Granted Sep 2, 1980·7 cites·9 claims
- 2337US4723069ACeramic heaterTOYOTA MOTOR CO LTD·Filed 1986·Granted Feb 2, 1988·9 cites·20 claims
- 2428US2002146689A1Dna expression in transfected cells and assays carried out in transfected cellsFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →