Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10513492 | Process for conversion of dimethyl sulfide to methyl mercaptan | Reza Khankal, Henry Hwu, Daniel M. Hasenberg, Christina M. Barry, Mitchell D. Refvik | 2019-12-24 |
| 10273204 | Process for conversion of dimethyl sulfide to methyl mercaptan | Reza Khankal, Henry Hwu, Daniel M. Hasenberg, Christina M. Barry, Mitchell D. Refvik | 2019-04-30 |
| 8003748 | Polythiourethane compositions and processes for making and using same | Jim D. Byers, Mitchell D. Refvik, Chad Brown, Michael S. Matson | 2011-08-23 |
| 7989655 | Thiol ester compositions and processes for making and using same | Mitchell D. Refvik, Daniel M. Hasenberg, Michael S. Matson, Dale M. Solaas, Steven J. Herron +1 more | 2011-08-02 |
| 7326820 | System and method for purifying heptane | Daniel M. Hasenberg, Mitchell D. Refvik, Christopher R. Tully, Clyde Stewart Denton, Dale M. Solaas | 2008-02-05 |