Inventor · Ootawara, JP

Tomohiro Sato

67Patents
10h-index
121Co-inventors
81Inventor score

Filing activity: Jul 5, 1977 → Oct 20, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5129397A Ultrasonic diagnosing apparauts Physics 35 Expired
US4170115A Apparatus and process for vaporizing liquefied natural gas Mechanical Engineering; Lighting; Heating 31 Expired
US6205893A Screwdriver pen Performing Operations; Transporting 22 Expired
US6649730B2 Aromatic polyester amide Chemistry; Metallurgy 19 Expired
US9931845B2 Liquid ejection module and liquid ejection head Performing Operations; Transporting 18 Active
US5587871A Electrolyte solution for electrolytic capacitor and electrolytic capacitor using the same Electricity 18 Expired
US4880595A Process and apparatus for cleaning nuclear reactor cooling water Physics 13 Expired
US6670078B1 Non-aqueous electrolyte cell with a solvent including a S-O bond Emerging Cross-Sectional Technologies 13 Expired
US9975347B2 Liquid ejection apparatus and liquid ejection method Performing Operations; Transporting 13 Active
US6664008B1 Secondary battery having nonaqueous electrolyte solution Emerging Cross-Sectional Technologies 10 Expired
USD448641S Screwdriver General 10 Expired
US7811108B2 Rotary connector device Electricity 10 Active
US5338472A Electrolytic solution for electrolytic capacitor Emerging Cross-Sectional Technologies 9 Expired
US9011162B2 Rotary connector device Electricity 9 Active
US8060221B2 Peripheral device of programmable logic controller Physics 7 Active
US8810091B2 Stator of rotating electrical machine having signal line holding portions Electricity 6 Active
US8853910B2 Three-phase rotary electrical machine and manufacturing method thereof Emerging Cross-Sectional Technologies 5 Active
US9067540B2 Storage box Performing Operations; Transporting 5 Active
US7668642B2 Control apparatus for internal combustion engine Mechanical Engineering; Lighting; Heating 4 Active
US8873076B2 Information processing apparatus, information processing method, information processing system, and storage medium Physics 3 Active
US10040288B2 Liquid ejection module and liquid ejection head Performing Operations; Transporting 3 Active
US7980349B2 Drive system for vehicle Emerging Cross-Sectional Technologies 3 Active
US9030076B2 Electrical rotary machine Electricity 2 Active
US8541917B2 Rotary electrical machine Emerging Cross-Sectional Technologies 2 Active
US10421276B2 Printing element substrate and liquid ejection head Performing Operations; Transporting 2 Active

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