Issued Patents All Time
Showing 1–25 of 75 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12386214 | Optical modulator and driving method of optical modulation element | Takashi Kikukawa | 2025-08-12 |
| 12386213 | Optical modulator and method for driving optical modulation element | Takashi Kikukawa | 2025-08-12 |
| 12248205 | Optical modulation element and method for driving optical modulation element | Takashi Kikukawa | 2025-03-11 |
| 8229275 | Method for controlling recorder and apparatus for controlling recorder | Tatsuya Kato | 2012-07-24 |
| 8107349 | Optical head device and optical recording and reading system | Noriyuki Kawano, Tetsuya Nishiyama, Yoshinori Sato, Koji Mishima | 2012-01-31 |
| 7960006 | Optical recording medium and recording film material | Hiroshi Shingai, Tatsuya Kato, Masanori Kosuda, Hiroshi Takasaki, Hideki Hirata | 2011-06-14 |
| 7859968 | Information readout method for non mask layer type optical information medium | Takashi Kikukawa, Tatsuya Kato, Hiroshi Shingai | 2010-12-28 |
| 7738335 | Method and apparatus for recording information on an optical recording medium | Tatsuya Kato | 2010-06-15 |
| 7701838 | Optical information medium including an information bearing surface and a functional layer, and reading method | Takashi Kikukawa, Hiroshi Shingai, Tatsuya Kato | 2010-04-20 |
| 7554894 | Data recording and readingout system | Takashi Kikukawa, Narutoshi Fukuzawa, Tatsuhiro Kobayashi, Toshiki Aoi | 2009-06-30 |
| 7496019 | Information readout method for non mask layer type optical information medium | Takashi Kikukawa, Tatsuya Kato, Hiroshi Shingai | 2009-02-24 |
| 7479363 | Optical recording medium and method for optically recording data in the same | Koji Mishima, Masaki Aoshima, Hiroyasu Inoue, Hideki Hirata | 2009-01-20 |
| 7336592 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2008-02-26 |
| 7324426 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2008-01-29 |
| 7321543 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2008-01-22 |
| 7297472 | Processing method for photoresist master, production method for recording medium-use mater, production method for recording medium, photoresist master, recording medium-use master and recording medium | Hisaji Oyake, Tatsuya Kato, Masanori Shibahara, Kenji Yoneyama | 2007-11-20 |
| 7231649 | Optical recording medium and method for optically recording data in the same | Masaki Aoshima, Hiroyasu Inoue, Koji Mishima, Hideki Hirata | 2007-06-12 |
| 7227832 | Optical recording medium and method of recording information to optical recording medium | Hiroshi Shingai, Tatsuya Kato | 2007-06-05 |
| 7197005 | Optical recording method and medium | Tatsuya Kato, Hideki Hirata, Hiroyasu Inoue | 2007-03-27 |
| 7182990 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2007-02-27 |
| 7177254 | Optical recording method for high transfer rates | Tatsuya Kato, Hideki Hirata | 2007-02-13 |
| 7167440 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2007-01-23 |
| 7166347 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2007-01-23 |
| 7160597 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2007-01-09 |
| 7157128 | Optical information recording medium | Hiroyasu Inoue, Koji Mishima, Masaki Aoshima, Hideki Hirata | 2007-01-02 |