Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5670986 | Graphics system for displaying images in gray-scale | — | 1997-09-23 |
| 5664029 | Method of disregarding changes in data in a location of a data structure based upon changes in data in nearby locations | Sean M. Callahan | 1997-09-02 |