Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5952660 | Method of identifying post consumer or post industrial waste carpet utilizing a hand-held infrared spectrometer | Berend J. Kip, Jens Happel, Thomas Huth-Fehre, Frank Kowol | 1999-09-14 |