Inventor · disambiguated record
Masakazu Ninomiya
Also filed as: NINOMIYA MASAKAZU
39 granted patents·674 citations·filing 1976–2022
98Inventor score
Top patents by PatentIndex Score
39 records- 0197US4403584AMethod and apparatus for optimum control for internal combustion enginesNIPPON DENSO CO·Filed 1981·Granted Sep 13, 1983·58 cites·8 claims
- 0297US4268910AMethod for controlling timing of spark ignition for an internal combustion engine by feedback related to the detection of knockingNIPPON DENSO CO·Filed 1978·Granted May 19, 1981·53 cites·3 claims
- 0392US4434768AAir-fuel ratio control for internal combustion engineNIPPON DENSO CO·Filed 1982·Granted Mar 6, 1984·38 cites·11 claims
- 0490US4379333AMethod and system for operating a power-producing machine at maximum torque under varying operating conditionsNIPPON DENSO CO·Filed 1980·Granted Apr 5, 1983·29 cites·23 claims
- 0589US4723523AAir/fuel ratio control system for internal combustion engineNIPPON DENSO CO·Filed 1986·Granted Feb 9, 1988·34 cites·9 claims
- 0686US4233944AMethod for controlling ignition timing of internal combustion engineNIPPON DENSO CO·Filed 1979·Granted Nov 18, 1980·19 cites·2 claims
- 0785US4184460AElectronically-controlled fuel injection systemNIPPON DENSO CO·Filed 1977·Granted Jan 22, 1980·27 cites·11 claims
- 0884US5390641AFuel injection system for internal combustion engineNIPPON DENSO CO·Filed 1993·Granted Feb 21, 1995·39 cites·13 claims
- 0984US4442815AOptimum air-fuel ratio control for internal combustion engineNIPPON DENSO CO·Filed 1982·Granted Apr 17, 1984·26 cites·8 claims
- 1083US4094274AFuel injection control systemNIPPON DENSO CO·Filed 1976·Granted Jun 13, 1978·24 cites·9 claims
- 1176US4479476AMethod and apparatus for optimum control of internal combustion enginesNIPPON DENSO CO·Filed 1982·Granted Oct 30, 1984·20 cites·11 claims
- 1276US4467765AMethod and system for operating an engine at maximum torque with variable amount of ditherNIPPON DENSO CO·Filed 1982·Granted Aug 28, 1984·17 cites·12 claims
- 1375US4448162AOptimum control for internal combustion enginesNIPPON DENSO CO·Filed 1982·Granted May 15, 1984·19 cites·8 claims
- 1474US5159910ALubricating apparatus for internal combustion engineNIPPON DENSO CO·Filed 1991·Granted Nov 3, 1992·34 cites·11 claims
- 1573US4640254AAir-fuel ratio control systemNIPPON DENSO CO·Filed 1985·Granted Feb 3, 1987·19 cites·23 claims
- 1672US4566419AApparatus and method for controlling air-to-fuel ratio for an internal combustion engineNIPPON DENSO CO·Filed 1984·Granted Jan 28, 1986·17 cites·6 claims
- 1772US4470390AMethod and apparatus for controlling an internal combustion engine equipped with a superchargerNIPPON DENSO CO·Filed 1982·Granted Sep 11, 1984·24 cites·13 claims
- 1870US4550701AAir-fuel ratio control in an internal combustion engineNIPPON DENSO CO·Filed 1984·Granted Nov 5, 1985·17 cites·8 claims
- 1970US4448171AMethod and apparatus for optimum control of internal combustion enginesNIPPON DENSO CO·Filed 1982·Granted May 15, 1984·14 cites·7 claims
- 2068US4428342AMethod and system for operating an internal combustion engine at optimum torqueNIPPON DENSO CO·Filed 1981·Granted Jan 31, 1984·13 cites·7 claims
- 2160US4503824AMethod and apparatus for controlling air-fuel ratio in an internal combustion engineNIPPON DENSO CO·Filed 1984·Granted Mar 12, 1985·12 cites·15 claims
- 2259US7079907B2Apparatus, system and method for design support for providing information for bi-directional references between design information and geometry informationIBM·Filed 2002·Granted Jul 18, 2006·8 cites·7 claims
- 2358US12484910B2Endoscopic treatment toolZEON CORP·Filed 2022·Granted Dec 2, 2025·0 cites·8 claims
- 2457US5497752ADevice for controlling fuel injection of an internal combustion engineNIPPON DENSO CO·Filed 1994·Granted Mar 12, 1996·15 cites·5 claims
- 2557US4651700AMethod and apparatus for controlling air-fuel ration in internal combustion engineTOYOTA MOTOR CO LTD·Filed 1985·Granted Mar 24, 1987·11 cites·21 claims
- 2653US4245602AIgnition timing control method for internal combustion engineNIPPON DENSO CO·Filed 1978·Granted Jan 20, 1981·12 cites·6 claims
- 2752US4510910AIgnition timing control method and apparatus for internal combustion enginesNIPPON DENSO CO·Filed 1984·Granted Apr 16, 1985·8 cites·6 claims
- 2851US12433601B2Indwelling clipZEON CORP·Filed 2019·Granted Oct 7, 2025·0 cites·10 claims
- 2951US4250853AMethod and apparatus for controlling the fuel supply of an internal combustion engineNIPPON DENSO CO·Filed 1977·Granted Feb 17, 1981·9 cites·12 claims
- 3049US4538578AAir-fuel ratio control for an internal combustion engineNIPPON DENSO CO·Filed 1984·Granted Sep 3, 1985·8 cites·12 claims
- 3148US4945883AControl device for internal combustion engineNIPPON DENSO CO·Filed 1989·Granted Aug 7, 1990·8 cites·19 claims
- 3246US11980371B2Indwelling clipZEON CORP·Filed 2019·Granted May 14, 2024·0 cites·4 claims
- 3345US5402762ACombustion engine and combustion engine control methodNIPPON DENSO CO·Filed 1993·Granted Apr 4, 1995·9 cites·26 claims
- 3443US4548179AAir-fuel ratio control systemNIPPON DENSO CO·Filed 1984·Granted Oct 22, 1985·6 cites·9 claims
- 3541US4455981AMethod and system for control of air-fuel ratioNIPPON DENSO CO·Filed 1982·Granted Jun 26, 1984·4 cites·11 claims
- 3638US5115781AAir-fuel ratio controller for internal combustion engineNIPPON DENSO CO·Filed 1991·Granted May 26, 1992·8 cites·22 claims
- 3738US5095877AFuel injection control apparatus having atmospheric pressure correction functionNIPPON DENSO CO·Filed 1990·Granted Mar 17, 1992·8 cites·10 claims
- 3837US4340022AFuel injection device of an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1980·Granted Jul 20, 1982·3 cites·14 claims
- 3937US4243008AMethod for controlling ignition timing of internal combustion engineNIPPON DENSO CO·Filed 1979·Granted Jan 6, 1981·4 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →