Issued Patents 1994
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5377167 | Recording/reproducing device | Shigemi Maeda | 1994-12-27 |
| 5361247 | Information recording and reproducing device with reproduction and automatic gain control circuit | Hiroshi Fuji, Toshihisa Deguchi, Takeshi Yamaguchi | 1994-11-01 |
| 5331623 | Optical retrieval system for encoding pit angular data and optical recording element therefor | Hirotsugu Matoba, Toshihisa Deguchi, Hideyoshi Yamaoka | 1994-07-19 |
| 5315571 | Information recording and reproducing device providing faster access time to a recording medium | Shigemi Maeda, Kunio Kojima, Jun Akiyama, Tomiyuki Numata | 1994-05-24 |
| 5311490 | Access controlling device for use in an optical disk drive | Hirotsugu Matoba, Masaru Nomura, Takeshi Yamaguchi, Kunio Kojima | 1994-05-10 |
| 5301174 | Optical disk recording and reproducing apparatus | Hirotsugu Matoba, Masaru Nomura, Toshihisa Deguchi | 1994-04-05 |
| 5293280 | Magnetic recording and reproduction apparatus for data processing unit and magnetic tape for use in such apparatus | Toshio Ishikawa, Taizo Sasada | 1994-03-08 |
| 5278814 | Apparatus for recording and reproducing information on and from an optical disk | Toshihisa Deguchi, Hiroshi Fuji | 1994-01-11 |