Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9050614 | Paint delivery and application system and method | Robert F. Heldt, Rainer Melcher, Manfred Michelfelder | 2015-06-09 |
| 7793858 | Paint delivery and application apparatus and method | Robert F. Heldt, Rainer Melcher, Manfred Michelfelder | 2010-09-14 |