Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7434538 | Water agitation system for water retention structure | Donald B. Owen, Joe Blahnik | 2008-10-14 |
| 6303665 | Spray-resistant aqueous foam, its production and use | Rudolf Helber, Hartmuth Huber, Hans Knoch, Thomas Pischel, Werner Walther | 2001-10-16 |