Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4419045 | Method and device for reducing the noise of turbo-machines | Pierre A. Andre, Jean-Claude Thevenin, Gerhard Richter | 1983-12-06 |
| 4255083 | Method and device for reducing the noise of turbo-machines | Pierre A. Andre, Jean-Claude Thevenin, Gerhard Richter | 1981-03-10 |
| 4199295 | Method and device for reducing the noise of turbo-machines | Pierre M. Raffy, Pierre A. Andre, Gerhard Richter, Jean-Claude Thevenin | 1980-04-22 |