Inventor · Shibukawa, JP

Toru Arakawa

20Patents
4h-index
37Co-inventors
63Inventor score

Filing activity: Feb 18, 1986 → Aug 2, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4794481A Apparatus for loading and driving an information recording medium encased in a cartridge Physics 13 Expired
US7023395B2 Antenna and communication system using the same Electricity 11 Expired
US4733114A Stepping motor Electricity 9 Expired
US7896947B2 Air filtering apparatus Emerging Cross-Sectional Technologies 6 Active
US6688787B2 Roller device and electronics using the roller device Performing Operations; Transporting 4 Expired
US7485825B2 Push-type vehicle switch Electricity 4 Expired
US7532005B2 Rotation angle detection apparatus Physics 3 Active
US8605240B2 Liquid crystal display device and manufacturing method thereof Physics 2 Active
US7967900B2 Air filtering apparatus Emerging Cross-Sectional Technologies 2 Active
US5866317A Method for collecting hemolymph of insects Human Necessities 2 Expired
US7465918B2 Rotation angle sensor device for detecting rotation angle of a rotary shaft Physics 2 Active
US8664097B2 Manufacturing method of semiconductor device Electricity 1 Active
US8397523B2 Electrolytic water generating device, air filtering system, air conditioning and filtering apparatus, and air conditioning and filtering system Emerging Cross-Sectional Technologies 1 Active
US7850769B2 Air filtering apparatus having foreign material removing mechanism Emerging Cross-Sectional Technologies 1 Active
US9040396B2 Manufacturing method of semiconductor device Electricity 1 Active
US8689577B2 Indoor unit, air conditioner including indoor unit and method of controlling air conditioner Emerging Cross-Sectional Technologies 1 Active
US10276320B2 Input device Electricity 0 Active
US8695361B2 Indoor unit, air conditioner including indoor unit and method of controlling air conditioner Emerging Cross-Sectional Technologies 0 Active
US9252248B2 Manufacturing method of semiconductor device comprising oxide semiconductor layer Electricity 0 Active
US9337218B2 Liquid crystal display device and manufacturing method thereof Physics 0 Active

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