Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5699139 | Liquid crystal device having pressure relief structure | Robert Wenz | 1997-12-16 |
| 5686979 | Optical panel capable of switching between reflective and transmissive states | Michael F. Weber, Andrew J. Ouderkirk | 1997-11-11 |