Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713180 | Ceramic filter and method for using same | Franz Hofmann, Hans G. Trapp, Rolf Rietzscher, Jurgen Otto, Wolfgang P. Kaettlitz | 1987-12-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4713180 | Ceramic filter and method for using same | Franz Hofmann, Hans G. Trapp, Rolf Rietzscher, Jurgen Otto, Wolfgang P. Kaettlitz | 1987-12-15 |