Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8453670 | Poppet valve with sloped purge holes and method for reducing a pressure force therein | Stefano Francini, Nicola Campo | 2013-06-04 |
| 8136547 | Poppet valve with diverging-converging flow passage and method to reduce total pressure loss | Stefano Francini, Nicola Campo | 2012-03-20 |