Inventor · Nagaokakyo, JP

Mitsuhiro Sato

83Patents
15h-index
110Co-inventors
87Inventor score

Filing activity: Mar 10, 1976 → Jun 26, 2024

Most-cited inventions

PatentTitleAreaCited byStatus
US6154737A Document retrieval system Emerging Cross-Sectional Technologies 153 Expired
US5848407A Hypertext document retrieving apparatus for retrieving hypertext documents relating to each other Emerging Cross-Sectional Technologies 147 Expired
US6567505B1 Method and apparatus for camp-on service control Electricity 121 Expired
US6212517A Keyword extracting system and text retrieval system using the same Emerging Cross-Sectional Technologies 91 Expired
US5739962A Lens mount Physics 82 Expired
US6298344A Document searching apparatus Emerging Cross-Sectional Technologies 58 Expired
US6324019A Lens housing having aperture device Physics 45 Expired
US7003533B2 File management method, content recording/playback apparatus and content recording program Emerging Cross-Sectional Technologies 38 Expired
US7269741B2 Recording apparatus, medium, method, and related computer program Physics 34 Expired
US6341901B1 Photographing lens of a camera having a mask for blocking off noise light which generates in relation to a non-circular lens Physics 30 Expired
US6484128B1 Data processing system with configuration management capability based on compatibilities among hardware modules Physics 27 Expired
US5933285A Lens barrel Physics 25 Expired
US4214952A Electrochemical treatment process Emerging Cross-Sectional Technologies 17 Expired
US5661609A Lens mount Physics 17 Expired
US6157501A Lens holding structure Physics 16 Expired
US6262853A Lens barrel having deformable member Physics 15 Expired
US6661589B2 Lens barrel Physics 13 Expired
US7472427B2 Content management method and content management apparatus Physics 12 Expired
US6424963B1 Document retrieval having retrieval conditions that shuffles documents in a sequence of occurrence Emerging Cross-Sectional Technologies 9 Expired
US6645426B1 Method and device for manufacturing powder molded body Performing Operations; Transporting 9 Expired
US6411448B1 Lens barrel Physics 8 Expired
US4273007A Transmission for agricultural tractor Emerging Cross-Sectional Technologies 7 Expired
US7428992B2 Secure device and system for issuing IC cards Physics 5 Expired
US6922707B2 File management method and content recording/playback apparatus Emerging Cross-Sectional Technologies 4 Expired
US6768599B2 Lens barrel Physics 4 Expired

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