Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11962126 | Overcurrent determination circuit and light emission control apparatus | — | 2024-04-16 |
| 7113468 | Optical recorder and laser power control method | — | 2006-09-26 |
| 6967914 | Optical recorder and laser power control method | Taro Nishiura | 2005-11-22 |
| 5579294 | Magneto-optical medium and recording and/or reproducing apparatus thereof | Masumi Ohta, Isamu Nakao, Atsushi Fukumoto, Shunji Yoshimura | 1996-11-26 |
| 5513167 | Optical recording apparatus | Shunji Yoshimura, Masumi Ohta | 1996-04-30 |
| 5432774 | Optical recording medium | Atsushi Fukumoto, Shunji Yoshimura, Masumi Ono, Kouichi Yasuda | 1995-07-11 |
| 5390162 | Method for reproducing signals recorded on optical recording medium | Atsushi Fukumoto, Shunji Yoshimura, Masumi Ono, Kouichi Yasuda | 1995-02-14 |
| 5380573 | Optical recording medium | Atsushi Fukumoto, Shunji Yoshimura, Masumi Ohta, Masumi Ono, Kouichi Yasuda | 1995-01-10 |
| 5371722 | Method for recording sector control information on magneto-optical disk | Shunji Yoshimura, Atsushi Fukumoto | 1994-12-06 |
| 5367509 | Method for reproducing information recorded on a magneto-optical recording medium including servo controlling the dimension of the reproduction region of the recording medium by means of a recorded signal | Atsushi Fukumoto, Shunji Yoshimura | 1994-11-22 |
| 5335213 | Positional detection of a magneto-optic recording medium for controlling irradiation of a relief region | Atsushi Fukumoto, Shunji Yoshimura, Masumi Ono, Kouichi Yasuda | 1994-08-02 |
| 5329512 | Temperature detection of a magneto-optic recording medium for controlling irradiation of an erasure region | Atsushi Fukimoto, Shunji Yoshimura, Masumi Ono, Kouichi Yasuda | 1994-07-12 |
| 5208799 | Magneto-optic recording method and magneto-optic recording/reproducing apparatus | Isamu Nakao, Atsushi Fukumoto, Shunji Yoshimura | 1993-05-04 |
| 5168487 | Optical recording and/or reproducing apparatus | Kiyoshi Ohsato, Hitoshi Okada | 1992-12-01 |