Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8029976 | Optical recording medium and optical recording-reproducing method using thereof | Yutaka Wada, Junko Shimada, Toru Yano, Keiji Oya, Koichi Shigeno | 2011-10-04 |
| 7952985 | Recording medium, its manufacturing method, mother disc for recording medium, and its manufacturing method | Fuminori Takase | 2011-05-31 |