Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018823 | Optical recording medium having a relation between groove widths, groove depths and track pitches | Hidehiro Sasaki, Masae Kubo | 2011-09-13 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8018823 | Optical recording medium having a relation between groove widths, groove depths and track pitches | Hidehiro Sasaki, Masae Kubo | 2011-09-13 |