Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349577 | Optical record medium including data record region and directory record region and method of managing file data | — | 1994-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5349577 | Optical record medium including data record region and directory record region and method of managing file data | — | 1994-09-20 |