Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6380474 | Method and apparatus for detecting performance position of real-time performance data | Masato Suzuki | 2002-04-30 |
| 6359573 | Method and system for embedding electronic watermark information in main information | Shigeo Tsunoda | 2002-03-19 |