Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108297 | Optical disk with a uniform film thickness by having different angles of inclination for the side surfaces of grooves | Masahiro Furuta | 2000-08-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6108297 | Optical disk with a uniform film thickness by having different angles of inclination for the side surfaces of grooves | Masahiro Furuta | 2000-08-22 |