Inventor · Oshima, JP

Junji Maeda

22Patents
14h-index
25Co-inventors
81Inventor score

Filing activity: Jun 10, 1981 → Feb 28, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US7199798B1 Method and device for describing video contents Physics 93 Expired
US6005643A Data hiding and extraction methods Electricity 83 Expired
US4417259A Method of preventing ink clogging in ink droplet projecting device, an ink droplet projecting device, and an ink jet printer Performing Operations; Transporting 76 Expired
US7085999B2 Information processing system, proxy server, web page display method, storage medium, and program transmission apparatus Physics 67 Expired
US4380018A Ink droplet projecting device and an ink jet printer Performing Operations; Transporting 48 Expired
US6353394B1 Seat occupancy sensor Performing Operations; Transporting 46 Expired
US5960119A Method of and system for encoding digital images Electricity 28 Expired
US7246041B2 Computer evaluation of contents of interest Physics 27 Expired
US4633154A Braking method, braking circuit and speed control apparatus for a DC motor Electricity 23 Expired
US7225397B2 Display annotation and layout processing Physics 19 Expired
US7272785B2 Data editing for improving readability of a display Physics 17 Expired
US6606412B1 Method for classifying an object in a moving picture Physics 16 Expired
US5915046A System for and method of processing digital images Electricity 16 Expired
US4728967A Recording apparatus having a tapered roller platen for exerting a uniform pressing force against recording elements Performing Operations; Transporting 15 Expired
US7450737B2 Head detecting apparatus, head detecting method, and head detecting program Physics 12 Active
US7520443B2 System, method, and program for extracting invisible information Physics 10 Active
US4563690A Thermal printer Performing Operations; Transporting 10 Expired
US7720285B2 Head detecting apparatus, head detecting method, and head detecting program Physics 10 Active
US7600185B2 Information processing for creating a document digest Physics 5 Expired
US8438470B2 Data editing for improving readability of a display Physics 1 Active
US7890883B2 Information processing for creating a document digest Physics 0 Active
US9262386B2 Data editing for improving readability of a display Physics 0 Active

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