Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12119685 | Control device and electric power tool system | Warren Brown, Graham Gerhardt, Xiaoli Pang, Bing Liang, Jun Lu +1 more | 2024-10-15 |
| 11192270 | Portable cutting tool | Warren Brown, Graham Gerhardt | 2021-12-07 |
| 11154974 | Hand-held tool and clamping device thereof | Lianbao Wang, Hongfeng Zhong, Jingtao Xu, Warren Brown, Graham Gerhardt | 2021-10-26 |
| 10946544 | Multifunctional machine | Warren Brown, Graham Gerhardt, Hua Gu, Haiquan Wu, HUI LI | 2021-03-16 |
| 10189174 | Portable cutting tool | Warren Brown, Graham Gerhardt | 2019-01-29 |
| 9409273 | Combination of electric tools and start method thereof | Warren Brown, Graham Gerhardt | 2016-08-09 |
| 9067267 | Cutting machine with blade clamp | Warren Brown, Graham Gerhardt, Cikuan Jin, Mingming He, Baoling Gong | 2015-06-30 |
| 9032630 | Vegetation trimmer | Warren Brown, Graham Gerhardt | 2015-05-19 |
| 8276895 | Clamping device | Warren Brown, Graham Gerhardt, Guojun Chen, Quangang Liu | 2012-10-02 |
| 6896454 | Electric power tool | Graham Gerhardt, Warren Brown | 2005-05-24 |
| 6691418 | Adjustment mechanism for a saw | George Lewin, Warren Brown | 2004-02-17 |