Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6455174 | Magnetic recording medium, recording and reproducing head, and magnetic recording and reproducing method | Yuji Yamazaki, Susumu Imai, Hiroyuki Awano, Katsusuke Shimazaki | 2002-09-24 |
| 6388954 | Magneto-optical recording medium having clock-marks on recording layer and apparatus for recording and reproducing same | Hiroyuki Awano, Katsusuke Shimazaki, Norio Ohta, Akiyoshi Itou, Katsuji Nakagawa +3 more | 2002-05-14 |
| 6385140 | Magneto-optical recording medium and reproducing method for reproducing magnetic domain in enlarged form on a reproducing layer | Satoru Ohnuki, Norio Ohta, Katsusuke Shimazaki, Masafumi Yoshihiro, Hitoshi Watanabe | 2002-05-07 |