YT

Yasufumi Tsumagari

KT Kabushiki Kaisha Toshiba: 53 patents #302 of 21,451Top 2%
Kioxia: 6 patents #212 of 1,813Top 15%
Toshiba Memory: 5 patents #380 of 1,971Top 20%
Overall (All Time): #34,488 of 4,157,543Top 1%
64
Patents All Time

Issued Patents All Time

Showing 26–50 of 64 patents

Patent #TitleCo-InventorsDate
8521000 Information recording and reproducing method using management information including mapping information Hideo Ando, Takero Kobayashi, Haruhiko Toyama 2013-08-27
8396353 Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus Shinichi Kikuchi, Masahiro Nakashika 2013-03-12
8391684 Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus Shinichi Kikuchi, Masahiro Nakashika 2013-03-05
8391683 Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus Shinichi Kikuchi, Masahiro Nakashika 2013-03-05
8391685 Information recording medium, information recording method, information playback method, information recording apparatus, and information playback apparatus Shinichi Kikuchi, Masahiro Nakashika 2013-03-05
8208788 Information storage medium, information reproducing apparatus, and information reproducing method Hideo Ando, Eita Shuto, Haruhiko Toyama, Takero Kobayashi 2012-06-26
7983526 Information storage medium, information reproducing apparatus, and information reproducing method Hideo Ando, Haruhiko Toyama, Takero Kobayashi 2011-07-19
7925138 Information storage medium, information reproducing apparatus, and information reproducing method Hideo Ando, Haruhiko Toyama, Takero Kobayashi 2011-04-12
7616863 Information storage medium, information reproduction device, information reproduction method Hideo Ando, Kazuhiko Taira, Hideki Mimura, Teiichi Ichikawa, Yoichiro Yamagata +2 more 2009-11-10
7587503 Content reproduction apparatus, and content reproduction method Hideaki Sato, Toshinari Takahashi, Tooru Kamibayashi, Toshimitsu Kaneko, Haruhiko Toyama +7 more 2009-09-08
7580614 Information playback apparatus having expansion information storage unit and information playback method Hideki Mimura 2009-08-25
7440388 Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting Shinichi Kikuchi, Kazuhiko Taira 2008-10-21
7369477 Information recording medium, information recording apparatus, and information reproducing apparatus Hideki Mimura, Shinichi Kikuchi, Kazuhiko Taira, Hideki Takahashi, Tadashi Kobayashi 2008-05-06
7200325 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2007-04-03
7194193 Multi-standard information mixed recording/management system Kazuhiko Taira, Hideki Mimura 2007-03-20
7187849 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2007-03-06
7167634 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2007-01-23
7155111 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2006-12-26
7151889 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2006-12-19
7126887 Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting Shinichi Kikuchi, Kazuhiko Taira 2006-10-24
7116897 Information recording apparatus, information recording method, information reproduction apparatus, information reproduction method, information recording medium, and electronic distribution system Hideo Ando, Hisashi Yamada, Hideki Mimura, Kazuhiko Taira 2006-10-03
7054545 Recording, edit, and playback methods of audio information, and information storage medium Hideo Ando, Hideki Mimura, Kazuhiko Taira 2006-05-30
7046585 Information storage medium and information recording apparatus for storing video and audio signals distributed by digital broadcasting Shinichi Kikuchi, Kazuhiko Taira 2006-05-16
7043143 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2006-05-09
7031598 Digital video recording/playback system with entry point processing function Shinichi Kikuchi 2006-04-18