Inventor · Ebina, JP

Yutaka Itoh

26Patents
6h-index
45Co-inventors
69Inventor score

Filing activity: Jan 22, 1979 → Mar 23, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US4457952A Process for producing printed circuit boards Electricity 18 Expired
US5400588A Mechanism for firing gas turbines with liquefied natural gas Mechanical Engineering; Lighting; Heating 16 Expired
US4378384A Process for producing printed circuit board by electroless plating Electricity 14 Expired
US4346206A Imide prepolymer from reaction of epoxy compound with bis-imide/diamine reaction mixture Electricity 10 Expired
US4283522A Process for preparing thermosetting prepolymer from mixture of polyfunctional maleimide and bis-maleimide Chemistry; Metallurgy 8 Expired
US4400438A Process for producing fire retardant and heat resistant copper-clad laminated board, and varnish therefor Emerging Cross-Sectional Technologies 6 Expired
USD290958S Combined telephone, clock, radio and television receiver General 6 Expired
USD290007S Combined clock, radio and television receiver General 6 Expired
US7635413B2 Method for preparing silicon carbide single crystal Emerging Cross-Sectional Technologies 5 Active
US4296219A Bismide-ether compounds, compositions thereof, and method of producing same Chemistry; Metallurgy 5 Expired
US7458674B2 Ink drying time creating duplex printing apparatus Performing Operations; Transporting 4 Active
US8102056B2 Semiconductor device having pads and which minimizes defects due to bonding and probing processes Electricity 3 Active
US8841753B2 Semiconductor device having seal wiring Electricity 3 Active
US8164163B2 Semiconductor device having sealing ring Electricity 3 Active
US8736067B2 Semiconductor device having a pad Electricity 2 Active
US7538433B2 Semiconductor device Electricity 2 Active
US8237281B2 Semiconductor device Electricity 2 Active
US8139466B2 Recording and reproducing device Physics 1 Active
USD282170S Television receiver General 1 Expired
US7888801B2 Semiconductor device Electricity 1 Active
US7896457B2 Ink-jet recording apparatus, ink-jet recording method, and computer program product Performing Operations; Transporting 0 Active
US7521801B2 Semiconductor device Electricity 0 Active
US8070252B2 Image forming apparatus and method of detecting contamination in the image forming apparatus Physics 0 Active
US8113644B2 Image forming apparatus and image forming method Performing Operations; Transporting 0 Active
US7845753B2 Image forming device, transporting control method, and computer-readable recording medium Performing Operations; Transporting 0 Active

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