Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9582093 | Passive pen with ground mass state switch | Tom Vandermeijden, Doug Krumpelman, Jeffrey A. Small | 2017-02-28 |
| 9384919 | Touchsurface assembly having key guides formed in a sheet metal component | Brad Lee Telin | 2016-07-05 |