Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8209971 | Burner for heating a stream of gas | Keivan Kalantarifiroozabad | 2012-07-03 |
| 7487633 | Device for exhaust gas purification for spark-ignited engines | Ryszard Zbigniew Popik, Justin Xiaogang Yao | 2009-02-10 |