Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6576123 | Arrangement for removing heavy metal ions from roof runoff waters | Sonja Priggemeyer, Stefan Priggemeyer, Werner Harnischmacher, Gerhard Weil | 2003-06-10 |
| 6248233 | Arrangement for removing heavy metal ions from roof runoff waters | Sonja Priggemeyer, Stefan Priggemeyer, Werner Harnischmacher, Gerhard Weil | 2001-06-19 |
| 5333160 | Control rod position transmitter | — | 1994-07-26 |
| 4738737 | Method of using a high temperature ultrasonic couplant material | Donald Chris Bettencourt | 1988-04-19 |
| 4493155 | Apparatus for remotely indicating angular position | Joseph H. Comeau, Joseph E. Kowles, John P. Lareau, Kenneth R. Mayo | 1985-01-15 |