Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7937407 | Access control method, access control system, metadata controlling device, and transmitting apparatus | Jun Goto, Yusei Nishimoto, Akitsugu Baba, Haruyuki Nakamura, Kiyohiko Ishikawa | 2011-05-03 |
| 7567674 | Content transmission apparatus, content reception apparatus, content transmission program, and content reception program | Yusei Nishimoto, Toshihiro Uehara, Seiichi Namba | 2009-07-28 |
| 7380135 | Diligent control of preview of stored contents | Yusei Nishimoto, Seiichi Namba | 2008-05-27 |
| 7356144 | Control of usage of contents in digital broadcasts | Yusei Nishimoto, Toshihiro Uehara, Seiichi Namba, Haruo Okuda | 2008-04-08 |