Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7230899 | Rewritable type optical disc including recording marks over break portions of recording tracks, manufacturing method and manufacturing system therefor | Eiji Muramatsu, Toshihiko Takishita, Masahiro Kato, Yoshio Sasaki | 2007-06-12 |
| 6922383 | Recording apparatus with light power control for use with optical recording medium and method thereof | Hiroyuki Tanaka, Mitsuru Yoshida | 2005-07-26 |
| 6891783 | Information recording/reproducing apparatus including a recording controller which operates based on prepit detection | Mitsuru Yoshida | 2005-05-10 |
| 6870800 | Method of searching for a boundary position between a recorded region and an unrecorded region of a recording disc, and information recording apparatus | — | 2005-03-22 |
| 5497243 | Video disk recorder having a real-time editing function | Nobuo Haino, Yoshihiro Utsumi | 1996-03-05 |
| 5331614 | Controlling playing operations of a plurality of magazine type disc players each having exclusive access to disc loaded therein | Masaya Ogawa, Takao Yamada, Takeshi Kitaki, Kazuo Yajika, Yoshikiyo Konno | 1994-07-19 |
| 5148425 | Overshoot minimizing tracking servo apparatus | — | 1992-09-15 |
| 5065383 | Tracking servo system adapted to operate with variable track pitch | Kiyoshi Tateishi | 1991-11-12 |
| 5056074 | Tracking servo system with a variable equalizing characteristic | Kiyoshi Tateishi | 1991-10-08 |
| 5025434 | Tracking servo apparatus of disk player | Kiyoshi Tateishi, Yuji Tawaragi, Masanori Suzuki, Takayuki Ohie | 1991-06-18 |
| 4926405 | High-speed search method for use in a disc player system | Toshimasa Hangai, Kiyoshi Tateishi, Koichi Ishitoya | 1990-05-15 |