Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6732515 | Traveling-wave thermoacoustic engines with internal combustion | Nathan Thomas Weiland, Ben T. Zinn | 2004-05-11 |
| 6733569 | Method and apparatus for separating mixtures of gases using an acoustic wave | Drew A. Geller, Scott N. Backhaus | 2004-05-11 |