Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7256798 | Processing complex regions of illustration artwork | Lubomir Bourdev | 2007-08-14 |
| 6894704 | Processing complex regions of illustration artwork | Lubomir Bourdev | 2005-05-17 |
| 6859553 | Flattening images with abstracted objects | Lubomir Bourdev | 2005-02-22 |
| 6720977 | Processing illustration artwork | Lubomir Bourdev, Martin E. Newell | 2004-04-13 |
| 6466210 | Blending image data using layers | Stephen E. Carlsen, Lars U. Borg | 2002-10-15 |
| 6456295 | Method for simulating diffusion on a raster | — | 2002-09-24 |
| 6313840 | Smooth shading of objects on display devices | William D. Bilodeau, Paul Chen, Matthew Foley | 2001-11-06 |
| 6289364 | Transparency processing in a page description language | Lars U. Borg, Stephen E. Carlsen, Mark Hamburg | 2001-09-11 |
| 6147689 | Displaying 2D patches with foldover | — | 2000-11-14 |
| 6049339 | Blending with planar maps | Daniel J. Clark | 2000-04-11 |
| 5737452 | Method of generating a threshold array | — | 1998-04-07 |
| 5305118 | Methods of controlling dot size in digital halftoning with multi-cell threshold arrays | Donald E. Knuth | 1994-04-19 |
| 5285291 | Methods of assigning pixels to cells of a halftone grid | — | 1994-02-08 |
| 5237313 | Method for editing character bitmaps at small sizes | William H. Paxton | 1993-08-17 |
| 5235435 | Method of producing halftone images | — | 1993-08-10 |
| 5200740 | Dropout-free center point fill method for displaying characters | William H. Paxton | 1993-04-06 |
| 5050103 | Method for displaying kanji characters | William H. Paxton | 1991-09-17 |