Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7894628 | Digital watermark embedding apparatus and digital watermark detection apparatus | Tomoo Yamakage | 2011-02-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7894628 | Digital watermark embedding apparatus and digital watermark detection apparatus | Tomoo Yamakage | 2011-02-22 |