Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6335069 | Phase-changeable optical recording medium, method of manufacturing the same, and method of recording information on the same | Shuichiro Ogawa, Isao Morimoto, Kazuhiro Nishimura | 2002-01-01 |
| 6336141 | Method of collectively managing dispersive log, network system and relay computer for use in the same | Tatsuya Fujiyama, Makoto Kayashima, Osamu Katsumata | 2002-01-01 |