Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1067007 | Attachment head for power tool | Randall Puzzitiello, Dongrong Qiu, Zhicheng Qian | 2025-03-18 |
| D1023710 | Power tool | Randall Puzzitiello, Dongrong Qiu, Zhicheng Qian | 2024-04-23 |
| 11865691 | Power tool with chuck key holder | Andrew David Hamroff, Joseph P. Kelleher, GaoLi Dou | 2024-01-09 |