Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6970575 | Method of extracting digital watermark information and method of judging bit value of digital watermark information | Hiroshi Yoshiura, Yutaka Kurosu, Kousuke Anzai | 2005-11-29 |
| 6865677 | Contents rendering control method, contents reproducing equipment, and contents distribution equipment | Hiroshi Yoshiura, Ryoichi Sasaki, Shinichiro Harano, Shinobu Eikawa | 2005-03-08 |