Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12053064 | Stackable magnetic numismatic | Robert Becka, David A. Welch, Bob Wilkie, Mike Esson, Peter Gu | 2024-08-06 |
| D831294 | Transparent coin holder and metallic label | — | 2018-10-16 |