Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5879088 | Computer keyboard with adjustable force keystroke feature using air pressure | — | 1999-03-09 |
| 5481074 | Computer keyboard with cantilever switch and actuator design | — | 1996-01-02 |
| 5430263 | Computer keyboard with integral dome sheet and support pegs | Joseph A. Benefield | 1995-07-04 |
| 5360955 | Computer keyboard with cantilever switch design and improved PCB/switch membrane interface | Stephen S. Damitio, Theodore D. Clark, Joseph A. Benefield | 1994-11-01 |
| 5335137 | Computer keyboard with electrostatic discharge feature | Nathan Scott Batson | 1994-08-02 |
| 5298706 | Membrane computer keyboard and improved key structure | Stephen S. Damitio | 1994-03-29 |
| 5212356 | Computer keyboard with flexible dome switch layer | — | 1993-05-18 |
| 4950874 | Expansion joint for keyboard dome sheets | Stephen S. Damitio | 1990-08-21 |
| 4938702 | Connector clamp for attaching flat electrical conductor leads to printed wiring boards | — | 1990-07-03 |
| 4939324 | Keyswitch for computer keyboard | Stephen S. Damitio | 1990-07-03 |
| 4325102 | Variable capacitor for use in a keyboard | — | 1982-04-13 |