YF

Yoshihisa Fukushima

Sumitomo Electric Industries: 163 patents #3 of 21,551Top 1%
PA Panasonic: 21 patents #931 of 21,108Top 5%
KT Kabushiki Kaisha Toshiba: 6 patents #4,898 of 21,451Top 25%
Micron: 4 patents #2,657 of 6,345Top 45%
MC Matsushit Electric Industrial Co.: 3 patents #1 of 293Top 1%
IN Intel: 3 patents #10,349 of 30,777Top 35%
IBM: 1 patents #44,794 of 70,183Top 65%
MC Matushita Electric Industrial Co.: 1 patents #3 of 106Top 3%
LG Lodestar Licensing Group: 1 patents #26 of 80Top 35%
MC Mastsushita Electric Industrial Co.: 1 patents #1 of 26Top 4%
Overall (All Time): #3,486 of 4,157,543Top 1%
197
Patents All Time

Issued Patents All Time

Showing 101–125 of 197 patents

Patent #TitleCo-InventorsDate
6336196 Information recording medium and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2002-01-01
6336197 Information recording medium, and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2002-01-01
6314235 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder and reproducer for the method, information recording disc and information processing system Yoshiho Gotoh, Hiroshi Ueda 2001-11-06
6314078 Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium Yuji Takagi, Takahiro Nagai, Shunji Ohara, Isao Satoh 2001-11-06
6304534 Information recording medium, information recording method, information recording apparatus and information reproducing apparatus Motoshi Ito, Hiroshi Ueda, Yoshiho Gotoh 2001-10-16
6301220 Recording defect substitution method for a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium Yuji Takagi, Takahiro Nagai, Shunji Ohara, Isao Satoh 2001-10-09
6295257 Information recording medium, information recording method, information recording apparatus and information reproducing apparatus Motoshi Ito, Hiroshi Ueda, Yoshiho Gotoh 2001-09-25
6292625 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder and reproducer for the method, information recording disc and information processing system Yoshiho Gotoh, Hiroshi Ueda 2001-09-18
6292445 Information recording medium, information recording method, information recording apparatus and information reproducing apparatus Motoshi Ito, Hiroshi Ueda, Yoshiho Gotoh 2001-09-18
6289102 Apparatus and method for preventing unauthorized use of information recorded on an information recording medium Hiroshi Ueda, Motoshi Ito, Makoto Tatebayashi, Natsume Matsuzaki 2001-09-11
6282365 Recording/reproducing method suitable for recording/reproducing AV data on/from disc, recorder and reproducer for the method, information recording disc and information processing system Yoshiho Gotoh, Hiroshi Ueda 2001-08-28
6249888 Information recording medium, and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2001-06-19
6233699 Information recording medium, and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2001-05-15
6229952 Optical disc, reproduction device and method for coordinating a variable reproduction of video images Tomoyuki Nonomura, Masayuki Kozuka, Kazuhiko Yamauchi, Kaoru Murase, Katsuhiko Miwa 2001-05-08
6226446 Machine readable recording medium, reproduction apparatus and method for controlling selection of menu items within a video object Kaoru Murase, Masayuki Kozuka, Kazuhiro Tsuga, Kazuhiko Yamauchi, Katsuhiko Miwa 2001-05-01
6223310 Information recording medium, and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2001-04-24
6205099 Disk defect management method and disk recording and reproducing apparatus Shinji Sasaki, Hiroshi Ueda, Motoshi Ito 2001-03-20
6201928 Reproduction device and method for coordinating a variable reproduction of video images Tomoyuki Nonomura, Masayuki Kozuka, Kazuhiko Yamauchi, Kaoru Murase, Katsuhiko Miwa 2001-03-13
6189118 Information recording medium, and method and apparatus for managing defect thereof Shinji Sasaki, Motoshi Ito, Hiroshi Ueda 2001-02-13
6185365 Multimedia optical disk, reproduction apparatus and method for achieving variable scene development based on interactive control Kaoru Murase, Masayuki Kozuka, Kazuhiro Tsuga, Kazuhiko Yamauchi, Katsuhiko Miwa 2001-02-06
6181872 Method and apparatus for interleaving bitstream to record thereof on a recording medium, and reproducing the interleaved bitstream therefrom Yasuhiko Yamane, Takumi Hasebe, Kazuhiro Tsuga, Yoshihiro Mori, Kazuhiko Nakamura +3 more 2001-01-30
6182263 Apparatus for generating, recording and transmitting an error product code block having an improved check code arrangement Tadashi Kojima, Koichi Hirayama, Takashi Yumiba 2001-01-30
6175549 Recording defect substitution method of a disc-shaped recording medium, and a recording and reproducing apparatus for a disc-shaped recording medium Yuji Takagi, Takahiro Nagai, Shunji Ohara, Isao Satoh 2001-01-16
6160778 Information recording medium, information recording method, information recording apparatus and information reproducing apparatus Motoshi Ito, Hiroshi Ueda, Yoshiho Gotoh 2000-12-12
6151394 Encrypted communication system that limits the damage caused when a secret key has been leaked Makoto Tatebayashi, Takehisa Kato, Naoki Endoh, Koichi Hirayama 2000-11-21