Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D449776 | Fastener with integral spring clip | Richard Barnett, Eric McDonald, Hongyu Jia, An Nguyen | 2001-10-30 |
| 6189848 | Fastener with integral spring clip | Richard Barnett, Eric McDonald, Hongyu Jia, An Nguyen | 2001-02-20 |
| 4741720 | Coin loader | — | 1988-05-03 |
| 4649578 | Kitty box | — | 1987-03-17 |