Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 | Johannes Martinus Petrus van Deursen | 2004-03-23 |
| 6035697 | Gas chromatograph apparatus | Martinus van der Maas, Johannes Marinus Petrus van Deursen | 2000-03-14 |