Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9731462 | Mold and method for vulcanizing tires | Denis Marchadier, Tom Petrina, David Stringer | 2017-08-15 |
| 9604423 | Tire mold with improved durability | James T. Smith, Jerry R. Hinson, Thomas Gregory Petrina, Jr., Frederick D. Stringer | 2017-03-28 |