Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6688558 | Method and apparatus for aircraft inlet ice protection | Marlin D. Breer, Ronald F. Olsen, Brian L. Riedel | 2004-02-10 |
| 6457676 | Method and apparatus for aircraft inlet ice protection | Marlin D. Breer, Ronald F. Olsen, Brian L. Riedel | 2002-10-01 |
| 6371411 | Method and apparatus for aircraft inlet ice protection | Marlin D. Breer, Ronald F. Olsen, Brian L. Riedel | 2002-04-16 |
| 6134968 | Portable acoustic impedance measurement system | Mary K. Drouin, Judith Marie Gallman | 2000-10-24 |
| 6114652 | Method of forming acoustic attenuation chambers using laser processing of multi-layered polymer films | James A. Clarke | 2000-09-05 |
| 5997985 | Method of forming acoustic attenuation chambers using laser processing of multi-layered polymer films | James A. Clarke | 1999-12-07 |
| 5108718 | Method for the destruction of toxic waste products and a plasma chemical reactor | Hans-Ulrich Dummersdorf, Gert Wohllebe, Dietrich Hebecker, Werner Noack, Heinz Dummersdorf +2 more | 1992-04-28 |
| 4421201 | High efficiency broadband acoustic resonator and absorption panel | Murray D. Nelsen, Robert F. Olsen, Ira B. Rushwald | 1983-12-20 |