Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5397867 | Light distribution for illuminated keyboard switches and displays | — | 1995-03-14 |
| 5193669 | Switch assembly | Henry E. Molvar, David R. Bergerson | 1993-03-16 |
| 5149923 | Backlit tactile keyboard with improved tactile and electrical characteristics | — | 1992-09-22 |
| 5138119 | Backlit tactile keyboard with improved tactile and electrical characteristics | — | 1992-08-11 |
| 4458969 | Membrane switch with means for preventing silver migration | — | 1984-07-10 |