QC

Qing Chang

BC Beijing Naura Microelectronics Equipment Co.: 2 patents #6 of 69Top 9%
Huawei: 2 patents #677 of 3,894Top 20%
📍 Shanghai, IN: #1 of 12 inventorsTop 9%
Overall (2025): #30,915 of 469,880Top 7%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12413885 Sound collecting method, electronic device, and system Kai Tao, Mingjie Yin, Yao Jiang 2025-09-09
12278096 Shield cooling assembly, reaction chamber and semiconductor processing apparatus Bing Li, Guodong Bian 2025-04-15
12252776 Carrying device and semiconductor processing apparatus Bing Li, Mengxin Zhao 2025-03-18
12225339 Audio processing method, apparatus, and system Mingjie Yin, Haibo Miao 2025-02-11