Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7627134 | Magnet retention system in planar loudspeakers | David B. Garner | 2009-12-01 |
| 4288893 | Method of cooling stuffer crimped yarn | Heiko Herold, Rudolf J. Klee, Edgar Muschelknautz | 1981-09-15 |
| 4240187 | Method and apparatus for placing thread in a texturing apparatus at supersonic speeds | Heiko Herold, Rudolf J. Klee, Edgar Muschelknautz | 1980-12-23 |