Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7604691 | Adsorption filter for fuel vapors | Frank Reiners | 2009-10-20 |
| 6729311 | Aeration and deaeration device for the fuel tank of an internal combustion engine | Helmut Auernhammer, Dirk Bartz, Horst Hauke, Ivano Morgillo | 2004-05-04 |