Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6554539 | Method for laying pipes for fluid under high pressure | Walter Weiss, Frank Heinze, Frank-Michael Kopping | 2003-04-29 |
| 6508276 | Textile tubing | Horst Stimmelmayr, Frank Heinze, Frank-Michael Kopping | 2003-01-21 |