Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940632 | Recording medium, data use limitating method, and program | Jun Sawai, Tsutomu Shimosato | 2011-05-10 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940632 | Recording medium, data use limitating method, and program | Jun Sawai, Tsutomu Shimosato | 2011-05-10 |