Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6751355 | Wavelet image compression using quantization based on frequency ranges and absolute values in wavelet image compression | — | 2004-06-15 |
| 6687471 | Image forming apparatus | Satoshi Sakata, Hideo Yamane, Kenji Kato | 2004-02-03 |