Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8685247 | Systems and methods for nutrient removal in biological treatment systems | — | 2014-04-01 |
| 7518105 | Continuous sampling ion mobility spectrometers and methods therefor | David A. Dahl, Jill R. Scott, Anthony D. Appelhans, Timothy R. McJunkin | 2009-04-14 |
| 7518106 | Ion mobility spectrometers and methods for ion mobility spectrometry | David A. Dahl, Jill R. Scott, Anthony D. Appelhans, Timothy R. McJunkin | 2009-04-14 |
| 6984821 | Mass spectrometer and methods of increasing dispersion between ion beams | Anthony D. Appelhans, James E. Delmore | 2006-01-10 |
| 5665966 | Current measuring system | David A. Dahl, Anthony D. Appelhans | 1997-09-09 |