Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4947116 | Inductive speed sensor employing phase shift | Warren W. Welcome | 1990-08-07 |
| D282474 | Lighted keytop | Byung No Ree, Andrew Voge | 1986-02-04 |
| 4475142 | Low profile keyboard switch | — | 1984-10-02 |
| 4412754 | Space bar for low profile keyboards | — | 1983-11-01 |
| 4408252 | Low profile keyboard switch | Andrew Voge, Barry Mullins | 1983-10-04 |