Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8069877 | Pressure compensating flush valve with self-cleaning piston | Barry Jacobs, Frank Seggio, Frank Christ, Walter Schmitz | 2011-12-06 |
| 7114515 | In-line valve cartridge | Frank Christ, Theo Thoennes | 2006-10-03 |
| 6641727 | Filter faucet | Jeff Aldred, Brian Hunter, Robert Magyar, Wilhelm Koch, Konrad Bergmann | 2003-11-04 |