Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9383013 | Piston with replaceable and/or adjustable surfaces | Rolando Nico M. Ramos | 2016-07-05 |
| 9303641 | Piston with replaceable and/or adjustable surfaces | Lee Hilpert, Rolando Nico M. Ramos | 2016-04-05 |