Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6285793 | Method and apparatus for automatically determining a quantization factor value that produces a desired average compression ratio of an image sequence using JPEG compression | — | 2001-09-04 |
| 6195450 | Methods and apparatus for controlling X-ray angiographic image acquisition | Jianzhong Qian, Zhenyu Wu | 2001-02-27 |
| 6052476 | Method and apparatus for controlling x-ray angiographic image acquistion | Jianzhong Qian, Zhenyu Wu | 2000-04-18 |