Issued Patents All Time
Showing 201–225 of 352 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7764868 | Recording medium, reproduction device, program, reproduction method, and recording method | Tomoyuki Okada, Kazuhiko Nakamura, Yasushi Uesaka, Wataru Ikeda | 2010-07-27 |
| 7747145 | High-resolution optical disk for recording stereoscopic video, optical disk reproducing device, and optical disk recording device | Mitsuaki Oshima, Yoshiichiro Kashiwagi, Takumi Hasebe, Kazuhiro Tsuga, Kazuhiko Nakamura +6 more | 2010-06-29 |
| 7729598 | Recording medium, reproduction apparatus, recording method, program, and reproduction method | Wataru Ikeda, Tomoyuki Okada, Yasushi Uesaka | 2010-06-01 |
| 7715558 | Encrypted-content recording medium, playback apparatus, and playback method | Masaya Yamamoto, Toshihisa Nakano, Ohmori Motoji | 2010-05-11 |
| 7707430 | Digital content protection system | Makoto Tatebayashi, Yutaka Nakamura, Shunji Harada | 2010-04-27 |
| 7660516 | Recording medium, reproduction device, program, and reproduction method | Joseph McCrossan, Tomoyuki Okada | 2010-02-09 |
| RE41096 | Distribution system, semiconductor memory card, receiving apparatus, computer-readable recording medium and receiving method | Kenji Tagawa, Teruto Hirota, Hideki Matsushima, Mitsuhiro Inoue, Yasushi Uesaka +4 more | 2010-02-02 |
| 7650060 | Recording medium, playback device, recording method, playback method, and computer program | Tomoyuki Okada, Tomoki Ogawa | 2010-01-19 |
| 7639923 | Reproduction device, optical disc, recording medium, program, and reproduction method | Wataru Ikeda, Hiroshi Hamasaka, Kazuhiko Nakamura, Tomoyuki Okada | 2009-12-29 |
| 7634739 | Information recording medium, and apparatus and method for recording information to information recording medium | Joseph McCrossan, Tomoyuki Okada | 2009-12-15 |
| 7624199 | Digital data distribution system with switching unit, online acquisition unit, and conversion unit for converting from first to second format | Hideki Matsushima, Ryuichi Okamoto, Mitsuhiro Inoue | 2009-11-24 |
| 7596698 | Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and computer-readable recording medium | Teruto Hirota, Kenji Tagawa, Hideki Matsushima, Tomokazu Ishikawa, Shinji Inoue | 2009-09-29 |
| 7542659 | Recording medium, playback device, recording method, playback method, and computer program | Tomoyuki Okada, Tomoki Ogawa | 2009-06-02 |
| 7483621 | Reproduction apparatus for selecting sub-data with use of numeric keypad | Kazuhiko Yamauchi, Kazuhiro Tsuga, Kaoru Murase, Shinichi Saeki, Katsuhiko Miwa | 2009-01-27 |
| 7480444 | Reproduction apparatus for cyclically changing sub-data | Kazuhiko Yamauchi, Kazuhiro Tsuga, Kaoru Murase, Shinichi Saeki, Katsuhiko Miwa | 2009-01-20 |
| 7471878 | Playback program | Kenji Tagawa, Hideki Matsushima, Teruto Hirota, Tomokazu Ishikawa, Shinji Inoue | 2008-12-30 |
| 7457779 | User terminal program designated not to receive contents that cannot achieve users' object | Ryuichi Okamoto, Hideki Matsushima | 2008-11-25 |
| 7444065 | System control apparatus for moving picture data | Kazuhiko Yamauchi, Kaoru Murase, Shinichi Saeki, Katsuhiko Miwa | 2008-10-28 |
| 7400819 | Recording medium, recording apparatus and reproduction apparatus | Kenji Tagawa, Masataka Minami | 2008-07-15 |
| 7392225 | Revocation information updating method, revocation information updating apparatus and storage medium | Shunji Harada, Makoto Tatebayashi, Teruto Hirota, Toru Kamibayashi, Masafumi Tamura | 2008-06-24 |
| 7392342 | Semiconductor memory card, playback apparatus, recording apparatus, playback method, recording method, and a computer-readable storage medium | Kenji Tagawa, Hideki Matsushima, Teruto Hirota, Tomokazu Ishikawa, Shinji Inoue | 2008-06-24 |
| 7379658 | Optical disk, reproduction apparatus, and reproduction method | Yoshihiro Mori, Kazuhiko Yamauchi | 2008-05-27 |
| 7380139 | Digital data recording apparatus, digital data recording method, and computer-readable recording medium | Kenji Tagawa, Masataka Minami | 2008-05-27 |
| 7315829 | Data conversion apparatus and method in copyright protecting system | Kenji Tagawa, Masataka Minami, Tetsuo Maeda | 2008-01-01 |
| 7302168 | Optical disk, reproduction apparatus, reproduction method, and recording medium | Tomoyuki Nonomura, Masaya Yamamoto, Yoshihiro Mori, Yasushi Uesaka | 2007-11-27 |