Issued Patents All Time
Showing 51–60 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5740284 | Coding method and apparatus for resampling and filtering images using discrete cosine transforms | Michael L. Reisch | 1998-04-14 |
| 5737450 | Method and apparatus for fast two-dimensional cosine transform filtering | Ibrahim Hajjahmad | 1998-04-07 |
| 5729631 | Image noise reduction system using a wiener variant filter in a pyramid image representation | Yibing Yang, Ibrahim Hajjahmad, Lon E. Sunshine, Michael L. Reisch | 1998-03-17 |
| 5719958 | System and method for image edge detection using discrete cosine transforms | Yibing Yang, Michael L. Reisch | 1998-02-17 |
| 5563718 | Image coding by use of discrete cosine transforms | Michael L. Reisch | 1996-10-08 |
| 5533173 | Method and apparatus for processing a color map using discrete cosine transforms | Jinjou Lin | 1996-07-02 |
| 5475769 | Method and apparatus for recovering image data through the use of a color test pattern | F. Richard Soini | 1995-12-12 |
| 5235434 | Method and apparatus for selectively adjusting the brightness of large regions of an image | — | 1993-08-10 |
| 5168375 | Image reconstruction by use of discrete cosine and related transforms | Michael L. Reisch | 1992-12-01 |
| 4989213 | Narrow divergence, single quantum well, separate confinement, algaas laser | Thomas Haw, Jeannie Williams | 1991-01-29 |