Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560952 | Variable cylinder wall for seals on plug valve | Brian M. Graichen | 2023-01-24 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11560952 | Variable cylinder wall for seals on plug valve | Brian M. Graichen | 2023-01-24 |