Issued Patents 2018
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9989978 | Natural gas pressure regulator having adjustable valve seat | Jeffrey B. Gotthelf, Darrell T. Wiley | 2018-06-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9989978 | Natural gas pressure regulator having adjustable valve seat | Jeffrey B. Gotthelf, Darrell T. Wiley | 2018-06-05 |