HG

Haijun Guo

CC Citic Dicastal Co.: 2 patents #164 of 382Top 45%
DL Dongguan Poweramp Technology Limited: 1 patents #10 of 28Top 40%
Overall (All Time): #1,412,080 of 4,157,543Top 35%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
11376670 Cutting method for aluminum alloy casting, and trimming die Dengyao Li, Gang Zhao, Yacong Zhang, Zhi Chen 2022-07-05
D947778 Energy storage system Lei Qin, Changjian Shao 2022-04-05
11123786 Trimming die for casting of front steering knuckle in double-wishbone suspension Zuo Xu, Dengyao Li, Zhi Chen, Yacong Zhang 2021-09-21