Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031053 | Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing pixel clusters | Donald L. Duttweiler | 1991-07-09 |
| 5023611 | Entropy encoder/decoder including a context extractor | Donald L. Duttweiler | 1991-06-11 |
| 4979049 | Efficient encoding/decoding in the decomposition and recomposition of a high resolution image utilizing its low resolution replica | Donald L. Duttweiler | 1990-12-18 |
| 4873577 | Edge decomposition for the transmission of high resolution facsimile images | — | 1989-10-10 |
| 4870497 | Progressive transmission of high resolution two-tone facsimile images | Donald L. Duttweiler | 1989-09-26 |