Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9518184 | Process for preparing blends of bitumen having known stability properties | Joseph L. Stark, Ben Morgan | 2016-12-13 |
| 9334448 | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils | Joseph L. Stark, Paul J. Biggerstaff, Donald L. Wolfe | 2016-05-10 |
| 9068128 | Method for reducing hydrogen sulfide evolution from asphalt and heavy fuel oils | Joseph L. Stark, Paul J. Biggerstaff, Donald L. Wolfe | 2015-06-30 |
| 8523994 | Method for reducing hydrogen sulfide evolution from asphalt | Mark Williams, Weldon J. Cappel, Jerry J. Weers | 2013-09-03 |
| 8034231 | Method for reducing hydrogen sulfide evolution from asphalt | — | 2011-10-11 |
| 7918905 | Method for improving biodiesel fuel | Lawrence N. Kremer, Jerry J. Weers | 2011-04-05 |