Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11950366 | Electronic component mounting structure | Kazuhiro HAGITA, Yoshiaki Ishikawa | 2024-04-02 |
| 7142485 | Information storage apparatus | Masatsugu Nishida, Toru Ikeda | 2006-11-28 |
| 7009918 | Information storage apparatus | Masatsugu Nishida, Toru Ikeda | 2006-03-07 |
| 6115350 | Optical disk having write power adjustment portion | Satoshi Furuta, Toru Fujiwara, Shigenori Yanagi, Tadashi Sagawa | 2000-09-05 |
| 6030716 | Magneto-optical recording medium and method of reproducing information recorded on such medium | Haruhiko Izumi, Ken Tamanoi, Miyozo Maeda, Toshio Sugimoto, Koji Matsumoto +1 more | 2000-02-29 |
| 5920534 | Optical disk apparatus | Satoshi Furuta, Toru Fujiwara, Shigenori Yanagi, Tadashi Sagawa | 1999-07-06 |
| 5854775 | Magneto-optic disk recording system having improved duty ratio controller | Haruhiko Izumi, Masakazu Taguchi | 1998-12-29 |
| 5796704 | Optical disk apparatus and recording and reproducing method of optical recording medium | Yoshiyuki Nanba | 1998-08-18 |
| 5777964 | Optical disk apparatus | Satoshi Furuta, Toru Fujiwara, Shigenori Yanagi, Tadashi Sagawa | 1998-07-07 |
| 5699343 | Disk apparatus | Fuminori Setoyama | 1997-12-16 |
| 5691072 | Magneto-optical recording medium and method of reproducing information recorded on such medium | Haruhiko Izumi, Ken Tamanoi, Miyozo Maeda, Toshio Sugimoto, Koji Matsumoto +1 more | 1997-11-25 |
| 5631891 | Disk reproducing circuit with automatic gain control | Shigeyoshi Tanaka | 1997-05-20 |
| 5428594 | Magneto-optic recording method and apparatus utilizing a two-state modulated light beam | Haruhiko Izumi, Masakazu Taguchi | 1995-06-27 |
| 5390156 | Magneto-optic overwrite disk recording system for erasing and overwriting in a single pass | Haruhiko Izumi, Masakazu Taguchi | 1995-02-14 |
| 5359586 | Read out apparatus for reading out information from magneto-optic disk | Haruhiko Izumi, Masakazu Taguchi | 1994-10-25 |
| 5347505 | Optical medium recording method and apparatus employing pulse width delay and/or advancement | Haruhiko Izumi, Masakazu Taguchi | 1994-09-13 |
| 5235590 | Read out apparatus for reading out information from magneto-optic disk | Masakazu Taguchi, Akio Futamata, Haruhiko Izumi | 1993-08-10 |