Inventor · Tokyo, JP

Mitsuru Nagai

18Patents
7h-index
20Co-inventors
62Inventor score

Filing activity: Aug 27, 1993 → Jan 7, 2010

Most-cited inventions

PatentTitleAreaCited byStatus
US6545392B2 Package structure for a piezoelectric resonator Electricity 45 Expired
US5607236A Quartz oscillator temperature sensor Electricity 22 Expired
US6661162B1 Piezoelectric resonator and method of producing the same Emerging Cross-Sectional Technologies 15 Expired
US8263258B2 Electric storage device Emerging Cross-Sectional Technologies 14 Active
US7594499B2 Fuel feed apparatus and accumulator fuel injection system having the same Mechanical Engineering; Lighting; Heating 9 Active
US7697264B2 Lithium ion capacitor Emerging Cross-Sectional Technologies 8 Active
US7817403B2 Lithium ion capacitor Emerging Cross-Sectional Technologies 7 Active
US5325574A Method of forming a quartz oscillator temperature sensor Emerging Cross-Sectional Technologies 7 Expired
US7733629B2 Lithium ion capacitor Emerging Cross-Sectional Technologies 6 Active
US8404126B2 Manufacturing process of electrode Emerging Cross-Sectional Technologies 3 Active
US8136507B2 Fuel supply system Emerging Cross-Sectional Technologies 2 Active
US8148002B2 Electric storage device Emerging Cross-Sectional Technologies 2 Active
US8685117B2 Lithium metal foil for battery or capacitor Emerging Cross-Sectional Technologies 2 Active
US8166635B2 Manufacturing method of electrode, electric storage device, and intermediate laminate member Emerging Cross-Sectional Technologies 1 Active
US6961981B2 Method of producing a piezoelectric resonator Emerging Cross-Sectional Technologies 1 Expired
US8724292B2 Lithium-ion capacitor Emerging Cross-Sectional Technologies 1 Active
US6971857B2 Fuel injection pump Mechanical Engineering; Lighting; Heating 1 Expired
US8232009B2 Electric storage device Emerging Cross-Sectional Technologies 0 Active

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