Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8289684 | Computer keyboard | William R. Hargreaves, Carsten Buus, Jonathan H. Biggs | 2012-10-16 |
| RE43485 | Keyboard | William R. Hargreaves, Drew Carlson, Jerry Yamamoto, Jonathan H. Biggs, Carsten Buus | 2012-06-26 |
| D585063 | Keyboard | William R. Hargreaves, Drew Carlson, Jerry Yamamoto, Jon Biggs, Carsten Buus | 2009-01-20 |