JD

Junya Duan

NC Nanjing Chervon Industry Co.: 8 patents #15 of 296Top 6%
CL Chervon (Hk) Limited: 4 patents #25 of 115Top 25%
Chevron: 3 patents #1,350 of 4,788Top 30%
CL Chervon Limited: 1 patents #16 of 45Top 40%
Overall (All Time): #263,492 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
12255499 Power tool and electronic control device Huaishu Wang, Baoshan Li, Jifeng Feng, Yanfeng Fan, Yuemei Min +2 more 2025-03-18
12149190 Power tool, impact wrench, and tool control method Yongkang Wu, Longxiang Liu 2024-11-19
12111360 Battery pack and power supply apparatus Dong Yang, Zhaotao Zhang, Zhongcao Hu 2024-10-08
12059737 Power tool and method for starting the same Bing Lu, Xin Yang, Yuwei Yang, Yi Zhou, Tianxiao Xu 2024-08-13
11791750 Power tool using brushless motor and method for controlling the same Zhen Xu, Jifeng Feng 2023-10-17
11592429 Open-air circulating pool for simulating ecological damage Bing QIAO, Bofan Yu, Tao Li, Mingbo Chen, Shan-Ting Hong +3 more 2023-02-28
11296581 Power tool Yuwei Yang 2022-04-05
10892691 Control circuit and power tool Shilei Sun, Zhibin Xie, Yang Yang 2021-01-12
10478933 Angle grinder, power tool and braking method thereof 2019-11-19
9979208 Cordless tool system with a battery pack having a heat absorbing device Dezhong Yang, Qichun Zhang, Haishen Xu, Hao Du 2018-05-22
9726731 Battery pack, method for detecting battery pack, charging assembly and electric tool Dezhong Yang, Pingbo Shi, Lei Liu, Zheng Geng, Lei Wang +1 more 2017-08-08
9608461 Battery pack cooling and charging device and method Ming-Da Chen, Xiaohong Lin 2017-03-28
9608466 Charging control method and charging assembly Lei Liu, Haiyan Li 2017-03-28
9548614 Cordless tool system Dezhong Yang, Qichun Zhang, Haishen Xu, Hao Du 2017-01-17
9252463 Battery charging system having multiple charging modes Dezhong Yang, Nanfei Wu 2016-02-02
8963497 Cordless tool system Dezhong Yang, Qichun Zhang, Haishen Xu, Hao Du 2015-02-24
8400114 DC power tool with a safety detection device Dezhong Yang 2013-03-19