Inventor · Tokyo, JP

Kenichi Ono

113Patents
15h-index
168Co-inventors
89Inventor score

Filing activity: Mar 10, 1975 → Jul 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5628022A Microcomputer with programmable ROM Physics 107 Expired
US4694189A Control system for variable speed hydraulic turbine generator apparatus Electricity 62 Expired
US4911814A Thin film forming apparatus and ion source utilizing sputtering with microwave plasma Electricity 51 Expired
USD602154S1 Whole face covering mask General 31 Expired
US5610651A Image forming apparatus with frequency corrector Electricity 29 Expired
US4062857A Process for producing acrylonitrile polymer melt Chemistry; Metallurgy 19 Expired
US6500069B1 Image processor, image processing method, game machine and recording medium Emerging Cross-Sectional Technologies 19 Expired
US5796496A Image-data processing apparatus which automatically selects one of a copying function and a facsimile function based on an orientation of an original Electricity 19 Expired
US5737351A Semiconductor laser including ridge structure extending between window regions Electricity 18 Expired
US5696894A Printing system Physics 17 Expired
US4743827A Variable speed pumping-up electrical power system Emerging Cross-Sectional Technologies 17 Expired
US6587137B2 Light beam scanning device Physics 16 Expired
US5528899A Air-fuel ratio control apparatus for internal combustion engines Mechanical Engineering; Lighting; Heating 15 Expired
US5829433A Inhalation valve Human Necessities 15 Expired
US7086400B2 Mask Human Necessities 15 Expired
US5734670A Semiconductor device, semiconductor laser, and high electron mobility transistor Electricity 14 Expired
US5757835A Semiconductor laser device Electricity 13 Expired
US9997363B2 Method for producing semiconductor piece, circuit board and electronic device including semiconductor piece, and method for designing etching condition Electricity 12 Active
US4049605A Process for the polymerization of acrylonitrile Chemistry; Metallurgy 11 Expired
US4358840A Analogue alarm electronic timepiece Physics 11 Expired
US7047970B2 Mask Human Necessities 11 Expired
US7110009B2 Display control circuit and display driving circuit Physics 10 Expired
US4028144A Semi-hard magnetic alloy with composite magnetic property and method of making the same Electricity 10 Expired
US6268929A Data processing device for simultaneously reading out plural lines of image and a method therefor Physics 10 Expired
US7175351B2 Tapered roller bearing Mechanical Engineering; Lighting; Heating 9 Expired

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