Inventor · Yokohama, JP

Akio Hosaka

81Patents
23h-index
31Co-inventors
88Inventor score

Filing activity: Jul 30, 1974 → Jun 1, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US4962570A Throttle control system for internal combustion engine with vehicle driving condition-dependent throttle angle correction coefficient variable Emerging Cross-Sectional Technologies 95 Expired
US4671235A Output speed dependent throttle control system for internal combustion engine Emerging Cross-Sectional Technologies 86 Expired
US4976239A Throttle control system with noise-free accelerator position input Mechanical Engineering; Lighting; Heating 60 Expired
US4721083A Electronic control system for internal combustion engine with stall preventive feature and method for performing stall preventive engine control Mechanical Engineering; Lighting; Heating 57 Expired
US4532594A Multiple microcomputer system with comonitoring/back-up for an automotive vehicle Emerging Cross-Sectional Technologies 55 Expired
US4319327A Load dependent fuel injection control system Mechanical Engineering; Lighting; Heating 38 Expired
US4262251A Device for measuring rotational angle of rotary member Mechanical Engineering; Lighting; Heating 37 Expired
US4386427A Fail-safe device in an electronic control system for an automotive vehicle Physics 36 Expired
US4682667A Power train control method for slip prevention Performing Operations; Transporting 36 Expired
US4313412A Fuel supply control system Mechanical Engineering; Lighting; Heating 36 Expired
US5019799A Electronic device with self-monitor for an automotive vehicle Performing Operations; Transporting 35 Expired
US4615410A Method of detecting slip of driving wheel of automotive vehicle Performing Operations; Transporting 32 Expired
US4956807A Watchdog timer Physics 31 Expired
US4625697A Automotive engine control system capable of detecting specific engine operating conditions and projecting subsequent engine operating patterns Mechanical Engineering; Lighting; Heating 30 Expired
US4339801A Automatic control system for method and apparatus for checking devices of an automotive vehicle in use with a microcomputer Physics 30 Expired
US4153023A Exhaust gas sensor temperature detection system Mechanical Engineering; Lighting; Heating 28 Expired
US4363092A Malfunction preventing system for a microcomputer system Mechanical Engineering; Lighting; Heating 27 Expired
US4167925A Closed loop system equipped with a device for producing a reference signal in accordance with the output signal of a gas sensor for internal combustion engine Mechanical Engineering; Lighting; Heating 27 Expired
US4551803A Electronic engine control system for controlling the energy conversion process of an internal combustion engine Mechanical Engineering; Lighting; Heating 26 Expired
US4132200A Emission control apparatus with reduced hangover time to switch from open- to closed-loop control modes Mechanical Engineering; Lighting; Heating 26 Expired
US4370962A System for producing a pulse signal for controlling an internal combustion engine Mechanical Engineering; Lighting; Heating 24 Expired
US4527248A Engine speed sensing device Emerging Cross-Sectional Technologies 23 Expired
US4461257A Method and system for controlling engine ignition timing Emerging Cross-Sectional Technologies 23 Expired
US4483300A Feedback air fuel ratio control system and method Mechanical Engineering; Lighting; Heating 23 Expired
US4502446A Fail-safe system for automotive engine control system for fail-safe operation as crank angle sensor fails operation thereof and fail-safe method therefor, and detection of fault in crank angle sensor Emerging Cross-Sectional Technologies 22 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.