Issued Patents 2016
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9500285 | High pressure ball valve and packing | Alfred Lewis Anderson | 2016-11-22 |
| 9366345 | High pressure ball valve and seat | Alfred Lewis Anderson | 2016-06-14 |
| 9249889 | High pressure ball valve | Alfred Lewis Anderson | 2016-02-02 |