Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4826293 | Electron beam addressed liquid crystal light valve with input sheet conductor | Jan Grinberg, Philip G. Reif, William P. Bleha, Jr., Murray S. Welkowsky, Arno G. Ledebuhr | 1989-05-02 |