Inventor · Annaka City, JP

Nobuyuki Kobayashi

250Patents
22h-index
280Co-inventors
93Inventor score

Filing activity: Dec 12, 1973 → Jun 22, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6962057B2 Gas turbine power generation system Electricity 134 Expired
US5295472A Apparatus for detecting malfunction in evaporated fuel purge system used in internal combustion engine Mechanical Engineering; Lighting; Heating 77 Expired
US6529489B1 Plural communication connection setting method Electricity 64 Expired
US4571683A Learning control system of air-fuel ratio in electronic control engine Mechanical Engineering; Lighting; Heating 61 Expired
US4486482A Vacuum heat insulator Emerging Cross-Sectional Technologies 58 Expired
US4135370A Humidity control apparatus Emerging Cross-Sectional Technologies 50 Expired
US4049538A Process for producing high-crystalline petroleum coke Chemistry; Metallurgy 45 Expired
US6015507A Liquid crystal element having composite layer Chemistry; Metallurgy 43 Expired
US8341469B2 Configuration device for configuring FPGA Electricity 41 Active
US4539958A Method of learn-controlling air-fuel ratio for internal combustion engine Mechanical Engineering; Lighting; Heating 39 Expired
US4475517A Air-fuel ratio control method and apparatus for an internal combustion engine Mechanical Engineering; Lighting; Heating 37 Expired
US4723350A Method of producing oil seal Emerging Cross-Sectional Technologies 34 Expired
US5301501A Device for determining deterioration of a catalytic converter for an engine Emerging Cross-Sectional Technologies 29 Expired
US4246566A Malfunction diagnosing apparatus for electronic control system for vehicles Performing Operations; Transporting 29 Expired
US8815445B2 Cathode active material for lithium secondary battery Emerging Cross-Sectional Technologies 29 Active
US4381747A Idling speed control device of an internal combustion engine Mechanical Engineering; Lighting; Heating 28 Expired
US4369350A Electric defroster heater mounting arrangement for stacked finned refrigeration evaporator Mechanical Engineering; Lighting; Heating 27 Expired
US6624862B1 Display optical apparatus having a rotary compensator to improve display contrast Physics 25 Expired
US6189314A Premix combustor for gas turbine engine Mechanical Engineering; Lighting; Heating 24 Expired
US4693354A Clutch damper Emerging Cross-Sectional Technologies 23 Expired
US7180728B2 Solid electrolytic capacitor and method of manufacturing the same Emerging Cross-Sectional Technologies 23 Expired
US5245866A Device for detecting occurrence of misfiring in multicylinder engine Physics 23 Expired
US5279116A Device for determining deterioration of a catalytic converter for an engine Emerging Cross-Sectional Technologies 22 Expired
US9379375B2 Lithium secondary battery and cathode of the lithium secondary battery Emerging Cross-Sectional Technologies 19 Active
US6331884A Method of making a liquid crystal device Physics 19 Expired

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