Inventor · Kariya, JP

Seiko Abe

38Patents
14h-index
40Co-inventors
81Inventor score

Filing activity: May 30, 1980 → Apr 14, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US4553059A Piezoelectric actuator and a piezoelectric pump injector incorporating the same Mechanical Engineering; Lighting; Heating 64 Expired
US4550744A Piezoelectric hydraulic control valve Emerging Cross-Sectional Technologies 46 Expired
US4546749A Fuel injection apparatus Emerging Cross-Sectional Technologies 29 Expired
US5398660A Fuel vapor purging system Mechanical Engineering; Lighting; Heating 29 Expired
US4480619A Flow control device Mechanical Engineering; Lighting; Heating 29 Expired
US4667638A Fuel injection apparatus for internal combustion engine Mechanical Engineering; Lighting; Heating 24 Expired
US4529164A Piezo-type valve Mechanical Engineering; Lighting; Heating 21 Expired
US4635849A Piezoelectric low-pressure fuel injector Emerging Cross-Sectional Technologies 20 Expired
US4730585A Diesel engine fuel injection system with a rate-of-injection control arrangement Emerging Cross-Sectional Technologies 20 Expired
US4368380A Flexible ceramic PTC electric heater assembly Emerging Cross-Sectional Technologies 19 Expired
US4705003A Apparatus for controlling electroexpansive actuator avoiding deterioration of polarization Mechanical Engineering; Lighting; Heating 18 Expired
US4361125A Fuel evaporator for internal combustion engine Emerging Cross-Sectional Technologies 16 Expired
US4450823A Fuel evaporator for internal combustion engine Emerging Cross-Sectional Technologies 15 Expired
US5284121A Internal combustion engine with evaporated fuel purge system Mechanical Engineering; Lighting; Heating 14 Expired
US4433665A Device for controlling choke valve in carburetor for internal combustion engine Mechanical Engineering; Lighting; Heating 14 Expired
US4579283A Pressure responsive fuel injector actuated by pump Mechanical Engineering; Lighting; Heating 14 Expired
US6641868B2 Screen printing apparatus and method of screen printing Electricity 12 Expired
US4887569A Electrostrictive actuator device and fuel injection device using same Emerging Cross-Sectional Technologies 10 Expired
US4748954A Electrostrictive actuator device and fuel injection device using same Emerging Cross-Sectional Technologies 10 Expired
US4325344A Fuel evaporator Emerging Cross-Sectional Technologies 10 Expired
US4356804A Fuel evaporator Emerging Cross-Sectional Technologies 9 Expired
US4359974A Intake manifold for multicylinder internal combustion engine Emerging Cross-Sectional Technologies 9 Expired
US4390000A Air-fuel mixture heating device for internal combustion engine Emerging Cross-Sectional Technologies 9 Expired
US7866738B2 Vehicle body structure Performing Operations; Transporting 9 Active
US4512307A Fuel quantity control apparatus of supercharged diesel engine with safety measures Emerging Cross-Sectional Technologies 9 Expired

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