Issued Patents 1989
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4818098 | Apparatus and method of forming and projecting high precision optical images | Frederic J. Kahn, Paul N. Kendrick, Linden J. Livoni, Bryan E. Loucks, David E. Stepner +1 more | 1989-04-04 |
| 4799770 | Liquid crystal cell for image projections and method of operating same | Frederick J. Kahn, Elizabeth Nevis | 1989-01-24 |