CM

Chi Ma

CU Chongqing University: 2 patents #4 of 123Top 4%
BH Beijing Huamei: 1 patents #12 of 36Top 35%
CT China University Of Mining And Technology: 1 patents #22 of 144Top 20%
CU Cnpc Usa: 1 patents #20 of 43Top 50%
Overall (2024): #36,882 of 561,600Top 7%
5
Patents 2024

Issued Patents 2024

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12145208 Worm gear machine Shilong Wang, Sibao Wang, Dechao Heng, Lingwan Zeng, Yong Yang +1 more 2024-11-19
12066809 Method for identifying critical error of worm gear machine and method for iteratively compensating critical error of worm gear machine Shilong Wang, Sibao Wang, Dechao Heng, Lingwan Zeng, Yong Yang +1 more 2024-08-20
12038096 Choke combination device for gas production Yonggang Deng, Gang Wang, Ketao Cai, Shundong Tang, Rui Wang +4 more 2024-07-16
12011773 Cutting elements with reduced variable back rake angle Jiaqing Yu, Chris Cheng, Ning Li, David He, Kevin Waddell +2 more 2024-06-18
11919748 Hoist for transferred materials in underground auxiliary transportation system and method thereof Yuxing Peng, Zhencai Zhu, Meilin Wang, Changhua Hu, Fahui Shi +6 more 2024-03-05