Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D936313 | Dust extractor | Cheng Gang Gu | 2021-11-16 |
| D893278 | Suction head | Si jiang Liu, Bing Liu, Cheng Gang Gu, Pablo Garcia, Klaus-Dieter Arich | 2020-08-18 |
| 10420287 | Pole assembly for vegetation cutting tool | Mark Chou, Bojun SHI, Kejia Wang | 2019-09-24 |