Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6957762 | Vacuum brazing method for aluminum-based material | Karl Paul Kroetsch, Ange D. Koeppen | 2005-10-25 |
CR
Charles K. Rottner
Overall (All Time): #3,461,303 of 4,157,543Top 85%
1
Patents All Time