Issued Patents 1982
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4346378 | Double trace electro optic display | — | 1982-08-24 |
| 4342030 | Analogue displays for electronic timepieces or meters | — | 1982-07-27 |
| 4328493 | Liquid crystal color displays | Michael G. Clark, Frank M. Leslie | 1982-05-04 |
| 4326279 | Analogue displays | — | 1982-04-20 |