Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832071 | Rotary cutting knife | Qiuping Liu | 2018-10-30 |
| 9962846 | Handheld rotary cutting blade | Qiuping Liu | 2018-05-08 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D832071 | Rotary cutting knife | Qiuping Liu | 2018-10-30 |
| 9962846 | Handheld rotary cutting blade | Qiuping Liu | 2018-05-08 |