Inventor · Sendai, JP

Hideo Ohno

83Patents
13h-index
83Co-inventors
87Inventor score

Filing activity: Nov 16, 1978 → Oct 25, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US6727522B1 Transistor and semiconductor device Electricity 3,995 Expired
US6563174B2 Thin film transistor and matrix display device Electricity 3,977 Expired
US7064346B2 Transistor and semiconductor device Electricity 3,964 Expired
US8093589B2 Semiconductor device with an active layer containing zinc oxide, manufacturing method, and electronic device Electricity 150 Expired
US6556241B1 Remote-controlled camera-picture broadcast system Electricity 87 Expired
US6878962B1 Semiconductor device Electricity 56 Expired
US7205640B2 Semiconductor device and display comprising same Electricity 50 Expired
US5079601A Optoelectronic devices based on intraband transitions in combinations of type I and type II tunnel junctions Electricity 35 Expired
US6703645B2 Spin filter Electricity 31 Expired
US6476411B1 Intersubband light emitting element Electricity 18 Expired
US8173487B2 Semiconductor element, method for manufacturing same, and electronic device including same Emerging Cross-Sectional Technologies 16 Active
US5294287A Class of magnetic materials for solid state devices Emerging Cross-Sectional Technologies 13 Expired
US4253061A Light converting type detectors Physics 13 Expired
US9478309B2 Magnetic-domain-wall-displacement memory cell and initializing method therefor Electricity 12 Active
US10020039B2 Three terminal magnetoresistive devices, magnetoresistive random access memory and magnetic recording method Physics 11 Active
US6482729B2 Method of generating spin-polarized conduction electron and semiconductor device Electricity 9 Expired
US9941468B2 Magnetoresistance effect element and magnetic memory device Electricity 7 Active
US9466363B2 Integrated circuit Electricity 7 Active
US4637866A Recovery method of tritium from tritiated water Chemistry; Metallurgy 5 Expired
US8274818B2 Magnetoresistive element, magnetic memory cell and magnetic random access memory using the same Electricity 5 Active
US8917541B2 Magnetoresistance effect element and magnetic memory Emerging Cross-Sectional Technologies 5 Active
US9135973B2 Magnetoresistance effect element and magnetic memory Electricity 5 Active
US9202545B2 Magnetoresistance effect element and magnetic memory Electricity 4 Active
US9450177B2 Magnetoresistive element and magnetic memory Electricity 3 Active
US7468542B2 Magnetoresistive device and nonvolatile magnetic memory equipped with the same Electricity 3 Active

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