Issued Patents All Time
Showing 26–30 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5463600 | Magneto-optical recording system using recording waveform having a plurality of power levels providing high recording density | Fumiyoshi Kirino, Atsushi Saito, Tsuyoshi Toda, Hiroshi Ide, Takeshi Maeda +1 more | 1995-10-31 |
| 5457666 | Light modulation method for forming a mark in magneto-optical recording system | Tsuyoshi Toda, Hiroshi Ide, Fumiyoshi Kirino, Takeshi Maeda, Toshimitsu Kaku +2 more | 1995-10-10 |
| 5448544 | Data recording/playback apparatus and signal processing method | Takeshi Maeda, Kiyoshi Matsumoto | 1995-09-05 |
| 5090005 | Tape recorder with means for sampling and holding focusing and tracking error signals during discontinuity of tape on surface of rotating drum | Fumio Hara, Seiichi Mita, Morishi Izumita | 1992-02-18 |
| 4970707 | Optical tape apparatus with a tracking control mechanism and/or a focusing control mechanism | Fumio Hara, Yoshito Tsunoda, Shigeru Nakamura, Yoshizumi Eto, Seiichi Mita +2 more | 1990-11-13 |