Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112221 | Oil well perforators | Philip Duncan Church, Peter John Gould, Richard Gordon Townsley | 2021-09-07 |
| 10704867 | Oil well perforators | Philip Duncan Church, Peter John Gould, Richard Gordon Townsley | 2020-07-07 |