Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8132637 | Off-road capable electric wheelchair attachment | Travis Watkins, John B. Hopkins, Jr. | 2012-03-13 |
| 8134059 | Credit card guitar pick holder | Braxton W. Zink | 2012-03-13 |
| 7815004 | Off road capable electric wheelchair attachment | Travis Watkins, John B. Hopkins, Jr. | 2010-10-19 |
| 7286735 | Multi-axis optical device alignment apparatus | — | 2007-10-23 |
| 6621954 | Precision optical filter with a ball-end joint | Ping Xie, Kevin Zhang | 2003-09-16 |