Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542239 | Method for testing the functionality of a spectrometer and a spectrometer comprising a fault recognition device | Frank Kowol | 2003-04-01 |
| 6262419 | Process and device for recognizing organic substances | Frank Kowol, Roger Feldhoff, Thomas Kantimm | 2001-07-17 |
| 5962853 | Process for determining the surface state of highways in particular, and device for carrying out this process | Karl Cammann, Thomas Kantimm | 1999-10-05 |
| 5952660 | Method of identifying post consumer or post industrial waste carpet utilizing a hand-held infrared spectrometer | Berend J. Kip, Edo A. T. Peters, Jens Happel, Frank Kowol | 1999-09-14 |