Inventor · Takarazuka, JP

Kazuhiro Tsuga

129Patents
40h-index
43Co-inventors
90Inventor score

Filing activity: Aug 9, 1995 → Nov 29, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US6181870A Optical disc having an area storing original and user chain information specifying at least part of a video object stored on the disc, and a computer program and recording apparatus for recording and editing the chain information Electricity 544 Expired
US5907658A Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control Electricity 374 Expired
US5923869A Method and an apparatus for reproducing bitstream having non-sequential system clock data seamlessly therebetween Electricity 340 Expired
US6078727A Optical disc, recording apparatus, and computer-readable recording medium Electricity 338 Expired
US6088507A Multimedia optical disc for storing audio data and sub-picture data in a plurality of channels as well as moving picture data and apparatus and method for reproducing the multimedia optical disc Electricity 263 Expired
US5854873A Method and an apparatus for encoding a bitstream with plural possible searching reproduction paths information Electricity 248 Expired
US5784528A Method and an apparatus for interleaving bitstream to record thereof on a recording medium, and reproducing the interleaved bitstream therefrom Electricity 222 Expired
US6067400A Multimedia optical disc having improved interactive reproduction procedure, a reproduction apparatus and a method for such a disc Electricity 186 Expired
US5884004A Method and an optical disc for generating a bitstream containing a plurality of video objects including video and audio data Electricity 175 Expired
US5999696A Optical disc and reproduction device which can achieve a dynamic switching of the reproduced content Electricity 170 Expired
US6266483A Information recording medium, apparatus and method for recording or reproducing data thereof Electricity 142 Expired
US5937138A Method and an apparatus for system encoding bitstreams for seamless connection Electricity 137 Expired
US6253026A Optical disc, recording apparatus, and computer-readable recording medium Electricity 123 Expired
US6393574B1 Method and an apparatus for reproducing bitstream having non-sequential system clock data seamlessly therebetween Electricity 122 Expired
US6148140A Video data editing apparatus, optical disc for use as a recording medium of a video data editing apparatus, and computer readable recording medium storing an editing program Electricity 115 Expired
US6445877B1 Information recording medium, apparatus and method for recording or reproducing data thereof Electricity 112 Expired
US6470460B1 Method and an apparatus for reproducing bitstream having non-sequential system clock data seamlessly therebetween Electricity 111 Expired
US5691972A Multimedia optical disc which conforms to the motion picture rating systems in a variety of countries and a reproducing device for said disc Electricity 103 Expired
US6181872A Method and apparatus for interleaving bitstream to record thereof on a recording medium, and reproducing the interleaved bitstream therefrom Electricity 101 Expired
US6263155A Optical disc, recording apparatus, and computer-readable recording medium Electricity 100 Expired
US5745645A Method and an apparatus for encoding telecine-converted video data for seamless connection Electricity 100 Expired
US6122436A Optical disc, optical disc recording method and apparatus, and optical disc reproducing method and apparatus Electricity 91 Expired
US6285825A Optical disc, recording apparatus, a computer-readable storage medium storing a recording program, and a recording method Electricity 87 Expired
US6185365A Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control Electricity 85 Expired
US6347187B1 Optical disc, recording apparatus, and computer-readable recording medium Electricity 82 Expired

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