Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7926115 | Information recording and reproducing apparatus and method | Takayuki Tachikawa | 2011-04-12 |
| 7882367 | Information recording and reproducing apparatus and method | Takayuki Tachikawa | 2011-02-01 |