Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11173533 | Cam grooving machine | — | 2021-11-16 |
| 11110503 | Roller set and pipe elements | — | 2021-09-07 |
| 10960450 | Pipe grooving device | — | 2021-03-30 |
| 10962152 | Method of preparing a pre-assembled pipe coupling | John Gibb, Michael V. Porter | 2021-03-30 |
| 10927993 | Pipe plug and method of use | Wei Wang, James Van Wert | 2021-02-23 |