Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9273585 | System and method for regenerating an auxiliary power unit exhaust filter | John Hiemstra, Eivind Stenersen, Wenzhong Zhang, Allan T. Hovda, Gary Dale Reeves +4 more | 2016-03-01 |
| 8776502 | System and method for regenerating an auxiliary power unit exhaust filter | John Hiemstra, Eivind Stenersen, Wenzhong Zhang, Allan T. Hovda, Gary Dale Reeves +2 more | 2014-07-15 |
| 8470253 | Exhaust flow distribution device | Jared D. Blaisdell, Bruce Hoppenstedt | 2013-06-25 |
| 8110151 | Exhaust flow distribution device | Jared D. Blaisdell, Bruce Hoppenstedt | 2012-02-07 |
| 8061129 | System and method to regenerate a diesel particulate filter | Jill N. Irlbeck, Erich Albert Lucht, John Hiemstra, Allan T. Hovda, John J. Shaw +7 more | 2011-11-22 |