Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5695690 | Color filter for a liquid crystal display | Thomas J. Swirbel, Joaquin Barreto | 1997-12-09 |
| 5604616 | Dual function electro-optical display device exhibiting a bistable image or a fugitive image depending the applied voltage | Thomas J. Swirbel | 1997-02-18 |