Inventor · Osaka, JP

Hiromu Kitaura

32Patents
10h-index
28Co-inventors
75Inventor score

Filing activity: Sep 19, 1975 → Mar 21, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US6573819B1 Optical disc for high resolution and three-dimensional image recording, optical disc reproducing device, and optical disc recording device Electricity 135 Expired
US6925250B1 Optical disc for recording high resolution and normal image, optical disc player, optical disc recorder, and playback control information generator Electricity 66 Expired
US6618396B1 Data transmitting device, data receiving device, and data recording device Electricity 58 Expired
US7317868B2 Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus, and optical disk recording apparatus Electricity 29 Expired
US4963969A Automatic gain control device Electricity 19 Expired
US5062005A Videodisc reproducing apparatus Electricity 19 Expired
US6556546B1 Multiplex data transmitting and receiving equipment Physics 17 Expired
US4970594A Television video signal control system Electricity 16 Expired
US5303061A Apparatus for rejecting time base error of video signal Electricity 11 Expired
US5148276A Synchronous signal generator for the muse signal Electricity 10 Expired
US7830357B2 Image display device and image display system Physics 9 Active
US5162922A Apparatus for multi-channel dividing, recording and reproducing a video signal Electricity 9 Expired
US8441519B2 Optical disk for high resolution and three-dimensional video recording, optical disk reproduction apparatus and optical disk recording apparatus Electricity 8 Active
US5008753A Clamp system used for television signal Electricity 8 Expired
US4041533A Delay circuitry Electricity 8 Expired
US8107794B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 6 Active
US4943858A TV signal recording and reproducing apparatus employing a digital interface and including signal drop-out compensation Electricity 5 Expired
US8155500B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 5 Active
US7948469B2 Image display device and image display system Physics 4 Active
US8160420B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 4 Active
US5220411A Synchronizing phase shift corrected synchronous signal detecting apparatus Electricity 3 Expired
US8270802B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 3 Active
US8311387B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 3 Active
US5251014A Circuit for detecting phase error of color burst signal Electricity 2 Expired
US8824873B2 Optical disk for high resolution and general video recording, optical disk reproduction apparatus, optical disk recording apparatus, and reproduction control information generation apparatus Electricity 2 Active

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