Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11020773 | Cleaning devices | John W. Pringle, IV, Raul Tomuta | 2021-06-01 |
| 10953481 | Machining/burnishing dual geometry orbital drilling tool | Branko Sarh, Michael L. Caldarera, Gary A. Lipczynski, Wesley E. Holleman, James Darryl Gamboa | 2021-03-23 |