Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7123744 | Digital watermark embedding method, digital watermark embedding apparatus, digital watermark detecting method, and digital watermark detecting apparatus | Hirofumi Muratani, Tomoo Yamakage, Shinichiro Koto, Tomoya Kodama, Hisashi Yamada | 2006-10-17 |