Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8296237 | Recording system, fee calculation device, and content distribution method | Toshiki Okiyama, Akira Akiyama, Tadamitsu Miyawaki, Hiroshi Oshino, Shinji Akahira | 2012-10-23 |