Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9441524 | Methods and systems for an exhaust gas treatment system | Shikui Kevin Chen, Kirk Andrew Parrish, Joseph Goode, Norman Hiam Opolsky | 2016-09-13 |
| 9003777 | Methods and systems for an exhaust gas treatment system | Shikui Kevin Chen, Kirk Andrew Parrish, Joseph Goode, Norman Hiam Opolsky | 2015-04-14 |