Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12304034 | Impact tool with collapsible member to compensate for thermal expansion | Mitchell Carlson, Ding Feng Hu, Zhiqiang Yu | 2025-05-20 |
| 11897095 | Impact tool | Mitchell Carlson, Ding Feng Hu, Zhiqiang Yu | 2024-02-13 |
| 11097403 | Impact tool | Mitchell Carlson, Ding Feng Hu, Zhiqiang Yu | 2021-08-24 |