Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7383720 | Method and device for testing for leaks | Hardy Buerkle, Peter Haag, Claus Loercher | 2008-06-10 |
| 6492043 | Method and apparatus for detecting a leak within a fuel cell | Shanna Knights, David P. Wilkinson, Jürgen Stumper | 2002-12-10 |