Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7097812 | Device for storing and/or treating chemicals | Marinus Frans van der Maas | 2006-08-29 |
| 6733731 | Device for storing and/or treating chemicals | Marinus Frans van der Maas | 2004-05-11 |
| 6708857 | Method for cutting a glass duct, such as a gas chromatography column, a glass fiber, and the like, and device for practicing this method | Ewie de Kuyper | 2004-03-23 |
| 6475443 | Device for storing and/or treating chemicals | Marinus Frans van der Maas | 2002-11-05 |