Inventor · Hitachi, JP

Shingo Ishihara

47Patents
13h-index
63Co-inventors
84Inventor score

Filing activity: Sep 6, 1991 → Mar 22, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
USD639784S1 Remote controller General 75 Expired
US6300988A Liquid crystal display apparatus having patterned insulating layer formed over a substrate except for a region on the gate electrode Electricity 67 Expired
US6864638B2 Organic light-emitting display device Electricity 37 Expired
USD639783S1 Remote controller General 36 Expired
US7291973B2 Organic El display having auxiliary electrodes formed adjacent light extraction layer Electricity 34 Expired
US5862286A Optical memory device and optical circuit using optical memory device Physics 27 Expired
US7339316B2 Organic light-emitting devices and displays including a polarization separator, a phase plate, and a polarizer Emerging Cross-Sectional Technologies 23 Expired
US6882105B2 Organic light-emitting display device Electricity 23 Expired
US8026662B2 Organic light-emitting element, image display device and production method thereof Emerging Cross-Sectional Technologies 19 Active
US6593977B2 IC card apparatus having patterned insulating layer formed between gate insulating film and semiconductor layer except for channel region and method of manufacture Electricity 19 Expired
US7525129B2 Organic light-emitting display Electricity 18 Expired
US5166898A Shift amount floating-point calculating circuit with a small amount of hardware and rapidly operable Physics 15 Expired
US7012365B2 Light-emitting device and light-emitting display with a polarization separator between an emissive layer and a phase plate Emerging Cross-Sectional Technologies 14 Expired
US7045816B2 Liquid crystal display apparatus Electricity 13 Expired
US5262969A Arrangement and method of ascertaining data word number of maximum or minimum in a plurality of data words Physics 12 Expired
US7067973B2 Organic light-emitting display device Electricity 12 Expired
US7629743B2 Organic light-emitting display device Electricity 11 Active
US7365487B2 Organic electroluminescence display apparatus Electricity 10 Expired
US7211949B2 Organic light-emitting display device Electricity 9 Expired
US7408197B2 Organic light-emitting display device Electricity 7 Expired
US6888520B2 Active matrix type display Electricity 7 Expired
US6124964A Organic/inorganic composite superlattice type optical modulator Physics 6 Expired
US7781962B2 Organic light-emitting devices and displays including a polarization separator, a phase plate, and a polarizer Emerging Cross-Sectional Technologies 4 Active
US9496516B2 Organic light-emitting element, light source device and method of manufacturing organic light-emitting element Electricity 4 Active
US7942715B2 Organic light emitting display device and manufacturing method thereof Electricity 4 Active

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