Issued Patents 2019
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309193 | Valve apparatus having dissolvable or frangible flapper and method of using same | Danny L. Gordon | 2019-06-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309193 | Valve apparatus having dissolvable or frangible flapper and method of using same | Danny L. Gordon | 2019-06-04 |