Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6160913 | Method and apparatus for digital halftone dots detection and removal in business documents | Yongchun Lee, Stanley A. Mielcarek, Louis J. Beato | 2000-12-12 |
| 5583659 | Multi-windowing technique for thresholding an image using local image properties | Yongchun Lee, Peter Rudak | 1996-12-10 |
| 5255013 | Multiple address grey level LED printing with binary architectured printhead | Yee S. Ng, Hurjay Yeh | 1993-10-19 |