Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6338153 | Information recording medium, and method and apparatus for managing defect thereof | Motoshi Ito, Hiroshi Ueda, Yoshihisa Fukushima | 2002-01-08 |
| 6336196 | Information recording medium and method and apparatus for managing defect thereof | Motoshi Ito, Hiroshi Ueda, Yoshihisa Fukushima | 2002-01-01 |
| 6336197 | Information recording medium, and method and apparatus for managing defect thereof | Motoshi Ito, Hiroshi Ueda, Yoshihisa Fukushima | 2002-01-01 |