Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6546755 | Device for pressing two mold portions together and controlling an internal pressure so as to create a hollow cone | Wilhelmus N. M. Selten, Hermanus N. Tuin | 2003-04-15 |
| 6205817 | Method of pressing two mold portions together and controlling an internal gas pressure so as to create a hollow cone for receiving excess molding material | Wilhelmus N. M. Selten, Hermanus N. Tuin | 2001-03-27 |