Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7858167 | Rewritable optical recording medium and optical recording method | Takashi Ohno, Masae Kubo, Michikazu Horie, Masaaki Mizuno, Hiroyuki Hoshino | 2010-12-28 |
| 7609603 | Rewritable optical recording medium and optical recording method | Takashi Ohno, Masae Kubo, Michikazu Horie, Masaaki Mizuno, Hiroyuki Hoshino | 2009-10-27 |
| 7313070 | Rewritable optical recording medium and optical recording method | Takashi Ohno, Masae Kubo, Michikazu Horie, Masaaki Mizuno, Hiroyuki Hoshino | 2007-12-25 |
| 7001655 | Optical recording medium | Kenjirou Kiyono, Jun Kanehira | 2006-02-21 |
| 6430116 | Magneto-optical storage medium having first and second recording layers | Toshifumi Kawano | 2002-08-06 |
| 5389455 | Over-write capable magnetooptical recording medium having C/N ratio exceeding 53 dB | Jun Saito, Tetsuo Hosokawa, Hiroyuki Matsumoto, Haruhisa Iida, Satomi Kokai +1 more | 1995-02-14 |