Inventor · Saitama, JP

Tohru Kobayashi

106Patents
18h-index
153Co-inventors
89Inventor score

Filing activity: Mar 18, 1977 → Jan 14, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US5090044A X-ray examination apparatus Human Necessities 64 Expired
US5027188A Semiconductor integrated circuit device in which a semiconductor chip is mounted with solder bumps for mounting to a wiring substrate Electricity 54 Expired
US5341049A Integrated circuit having alternate rows of logic cells and I/O cells Electricity 51 Expired
US5095501A X-ray image-pickup apparatus Human Necessities 48 Expired
US4959662A Ink jet recorder having means for removing unused ink from ink discharge orifice and for capping same Performing Operations; Transporting 46 Expired
US5220199A Semiconductor integrated circuit device in which a semiconductor chip is mounted with solder bumps for mounting to a wiring substrate Electricity 45 Expired
US5060045A Semiconductor integrated circuit device and method of manufacturing the same Electricity 45 Expired
US5757399A Ink jet recording apparatus with movable recovery assembly Performing Operations; Transporting 43 Expired
US5225852A Recording material transport device and recording apparatus having the same Performing Operations; Transporting 36 Expired
US5613066A Disk controlling method and apparatus for transferring a record from a disk to a host via an intermediate buffer Physics 36 Expired
US5942615A Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor Physics 34 Expired
US5274399A Recording apparatus with shiftable conveying unit Performing Operations; Transporting 33 Expired
US5306948A Semiconductor device and semiconductor module having auxiliary high power supplying terminals Electricity 31 Expired
US5225853A Recording apparatus with conveyor cleaning mechanism Performing Operations; Transporting 29 Expired
US5018000A Semiconductor device using MIS capacitor Electricity 29 Expired
US6083651A Phenothiazine or phenoxazine derivative, charge-transporting material comprising the same, and electrophotographic photoreceptor Physics 28 Expired
US5483267A Ink jet recording apparatus Performing Operations; Transporting 20 Expired
US5912680A Cleaning method for cleaning a recording material conveying member after detection of a recording material jam Performing Operations; Transporting 18 Expired
US6279417A Brake pedal structure for vehicle Emerging Cross-Sectional Technologies 18 Expired
US5344770A Bacillus SP. ferm BP-3376 and a method for its use to produce an alkaline proteinase K-16 Emerging Cross-Sectional Technologies 17 Expired
US4264707A Light-sensitive photographic materials with improved antistatic layers Physics 16 Expired
US6092216A Disk controlling apparatus Physics 16 Expired
US5898636A Semiconductor integrated circuit device with interleaved memory and logic blocks Electricity 15 Expired
US6499841B1 Apparatus and method for cleaning a recording material conveying member using blade member and ink absorber Performing Operations; Transporting 15 Expired
US7922503B1 Lever-type connector Electricity 15 Active

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