Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11313467 | Piston ring seals | Keith A. Jones | 2022-04-26 |
| 9334959 | Radially notched piston rings | Joseph D. Moriarty, Kurt W. Johnson | 2016-05-10 |
| 7267602 | Seal assembly manufacturing methods | Maurice J. Moriarty, Joseph D. Moriarty | 2007-09-11 |
| 7207870 | Seal assembly manufacturing methods and seal assemblies manufactured thereby | Maurice J. Moriarty, Joseph D. Moriarty | 2007-04-24 |
| 6899595 | Seal assembly manufacturing methods and seal assemblies manufactured thereby | Maurice J. Moriarty, Joseph D. Moriarty | 2005-05-31 |