Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12403626 | Pipe collar, mold and method | — | 2025-09-02 |
| 10451780 | Retroreflective article | David B. Running, Shri Niwas, Matthew R. Lehmann, Douglas J. Hall, Kenneth L. Hanzalik +2 more | 2019-10-22 |