Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5197178 | Sealed computer terminal keyboard | Leo James Lichte, Robert H. Leith, Leroy N. Nopper, Terrence K. Jones | 1993-03-30 |
| 5021638 | Keyboard cover | Leroy N. Nopper, James L. Lichte | 1991-06-04 |
| 4987275 | Multi-pole momentary membrane switch | Leroy N. Nopper, David Darwin Lewis | 1991-01-22 |
| 4818829 | Integrally molded composites of silicone rubber | Leroy N. Nopper | 1989-04-04 |