Inventor · Takaoka, JP

Shigeru Yamada

112Patents
18h-index
104Co-inventors
89Inventor score

Filing activity: Apr 20, 1976 → Apr 18, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US4867570A Three-dimensional information processing method and apparatus for obtaining three-dimensional information of object by projecting a plurality of pattern beams onto object Physics 160 Expired
US7254481B2 Action support method and apparatus Physics 114 Expired
US6201266A Semiconductor device and method for manufacturing the same Electricity 60 Expired
US5172464A Machine tool Emerging Cross-Sectional Technologies 41 Expired
US6673651B2 Method of manufacturing semiconductor device including semiconductor elements mounted on base plate Electricity 31 Expired
US8569640B2 Key switch structure Emerging Cross-Sectional Technologies 31 Active
US5005459A Musical tone visualizing apparatus which displays an image of an animated object in accordance with a musical performance Physics 30 Expired
US6841853B2 Semiconductor device having grooves to relieve stress between external electrodes and conductive patterns Electricity 29 Expired
US5864174A Semiconductor device having a die pad structure for preventing cracks in a molding resin Electricity 28 Expired
US7525056B2 Key switch structure Electricity 27 Active
US5745969A Method and apparatus for repairing a coke oven Emerging Cross-Sectional Technologies 24 Expired
US4775306A Concrete floor finishing machine Fixed Constructions 23 Expired
US6177725A Semiconductor device having an improved structure for preventing cracks, improved small-sized semiconductor and method of manufacturing the same Electricity 23 Expired
US7401232B2 Content playback apparatus method and program and key management apparatus and system Electricity 22 Expired
US4972597A Three-dimensional displacement gage Physics 21 Expired
US4279966A Pressure resistant square panel Emerging Cross-Sectional Technologies 19 Expired
US5412422A High speed imaging apparatus Electricity 19 Expired
US4077294A Electronic musical instrument having transient musical effects Emerging Cross-Sectional Technologies 19 Expired
US4080862A Electronic musical instrument having octave slide effect Physics 18 Expired
US4176577A Electronic musical instrument of waveshape memory reading type Emerging Cross-Sectional Technologies 18 Expired
US5690137A Spindle device Emerging Cross-Sectional Technologies 17 Expired
US5887088A Inputting device and inputting method for information processing system Electricity 16 Expired
US4253367A Musical tone forming device by FM technology Physics 16 Expired
US4082027A Electronics musical instrument Physics 16 Expired
US4248119A Electronic musical instrument providing chord tones in just intonation Emerging Cross-Sectional Technologies 15 Expired

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