Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4847829 | Video conferencing network | E. Neil Tompkins, Thomas C. Arends | 1989-07-11 |
| 4839722 | Method and apparatus for providing improved color correction in a subtrative color printing system | E. Neal Tompkins, Peter A. Zuber | 1989-06-13 |