Inventor · Moriyama, JP

Hideo Matsumoto

31Patents
11h-index
43Co-inventors
75Inventor score

Filing activity: Feb 19, 1982 → May 18, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5009720A Solar cell Emerging Cross-Sectional Technologies 77 Expired
US4581990A Vegetable and fruit slicing apparatus Human Necessities 42 Expired
US4997491A Solar cell and a production method therefor Emerging Cross-Sectional Technologies 39 Expired
US6613170B1 Optical information recording medium and its manufacturing method and apparatus Performing Operations; Transporting 23 Expired
US5635751A High frequency transistor with reduced parasitic inductance Electricity 20 Expired
US4557610A Dynamic pressure type fluid bearing device Mechanical Engineering; Lighting; Heating 20 Expired
US4572049A Electric guitar provided with tremolo unit Physics 19 Expired
US5579562A Interengaging fastener having locating feature Emerging Cross-Sectional Technologies 15 Expired
US4530277A Citrus fruit squeezer Human Necessities 15 Expired
US5698898A Semiconductor apparatus with a multiple element electrode structure Electricity 12 Expired
USD280107S Electric guitar tremolo unit General 11 Expired
USD280330S Electric guitar string locking device General 9 Expired
US6369411B2 Semiconductor device for controlling high-power electricity with improved heat dissipation Electricity 9 Expired
US5022492A Fluid-bearing apparatus Chemistry; Metallurgy 7 Expired
US6552429B2 Power switching semiconductor device with suppressed oscillation Electricity 7 Expired
US4935067A Solar cell and fabrication method thereof Emerging Cross-Sectional Technologies 7 Expired
US5291372A Integral heat sink-terminal member structure of hybrid integrated circuit assembly and method of fabricating hybrid integrated circuit assembly using such structure Electricity 7 Expired
US5009721A Solar cell Emerging Cross-Sectional Technologies 6 Expired
US4861387A Solar cell and method of fabricating solar cell Emerging Cross-Sectional Technologies 5 Expired
US5465007A High frequency transistor with reduced parasitic inductance Electricity 5 Expired
US7252731B2 Apparatus and method for applying double-coated pressure sensitive adhesive tape, and method for producing catalytic converter Emerging Cross-Sectional Technologies 4 Expired
US4940496A Solar battery device Emerging Cross-Sectional Technologies 3 Expired
US6388316B1 Semiconductor module Electricity 3 Expired
US6982016B2 Optical information recording medium and its manufacturing method and apparatus Performing Operations; Transporting 2 Expired
US4381910A Apparatus for molding pulley for toothed belts Physics 2 Expired

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