Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5267099 | Digital signal recording/reproducing system | Mikio Fujiwara, Sigekazu Togashi, Yasunori Kawakami, Toshihiro Uehara | 1993-11-30 |
| 4988999 | Digital modulation method | Toshihiro Uehara, Yoshinobu Oba | 1991-01-29 |
| 4982302 | Magnetic recording medium and method for magnetic recording and reproduction | Tatsuji Kitamoto, Koji Sasazawa, Hiromichi Shibaya | 1991-01-01 |