Issued Patents 2025
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12404660 | Dispersible wear indicator | Thomas Marshall Congdon, Benjamin Thomas Schafer | 2025-09-02 |
| 12398531 | Washout protection for a bit | Thomas Marshall Congdon | 2025-08-26 |
DJ
David Bruno Parzynski, Jr.
Overall (2025): #131,460 of 469,880Top 30%
2
Patents 2025