Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5276670 | Phase change optical disk and method for using the same | Hiroshi Nogami, Masaji Ishigaki, Norio Goto, Yukio Fukui | 1994-01-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5276670 | Phase change optical disk and method for using the same | Hiroshi Nogami, Masaji Ishigaki, Norio Goto, Yukio Fukui | 1994-01-04 |