Issued Patents 1994
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5365501 | Information recording and reproducing device | Hiroshi Fuji, Takeshi Yamaguchi | 1994-11-15 |
| 5361247 | Information recording and reproducing device with reproduction and automatic gain control circuit | Hiroshi Fuji, Shigeo Terashima, Takeshi Yamaguchi | 1994-11-01 |
| 5341362 | Optical memory device having guide tracks shaped for increasing the quality of information signals | Yoshikazu Fujii, Tetsuya Inui, Kenji Ohta | 1994-08-23 |
| 5331623 | Optical retrieval system for encoding pit angular data and optical recording element therefor | Hirotsugu Matoba, Shigeo Terashima, Hideyoshi Yamaoka | 1994-07-19 |
| 5301174 | Optical disk recording and reproducing apparatus | Hirotsugu Matoba, Masaru Nomura, Shigeo Terashima | 1994-04-05 |
| 5278814 | Apparatus for recording and reproducing information on and from an optical disk | Hiroshi Fuji, Shigeo Terashima | 1994-01-11 |