Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9456272 | Button-press detection and filtering | Shawn Barden, Ricky Li, Emma Wang | 2016-09-27 |
| 9060228 | Accessory detection circuit with improved functionality | Shawn Barden, Seth M. Prentice | 2015-06-16 |
| 8928392 | No-power normally closed analog switch | Shawn Barden | 2015-01-06 |
| 5284569 | Miniature gas sensor | Thomas A. Schmitkons | 1994-02-08 |
| 5104513 | Gas sensor | Thomas A. Schmitkons | 1992-04-14 |