Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9587854 | Low NOx burner for a water heater | Yonghua Cheng, Larry Chanasyk, Dayan Bi, Hongfei Ma | 2017-03-07 |
| 9568213 | Storeage gas water heater | Bu Qiu, Dayan Bi, Xiangcai Zeng, Chaojun Yang | 2017-02-14 |
| 9212817 | Low NOx burner for a water heater | Yonghua Cheng, Larry Chanasyk, Dayan Bi, Hongfei Ma | 2015-12-15 |