Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6354359 | Method for cleaning and lubricating an injection sleeve and plunger in a cold chamber injection unit | Guido Perrella | 2002-03-12 |
| 6237672 | Self lubricating and cleaning injection piston for cold chamber injection unit | Guido Perrella | 2001-05-29 |