ZM

Zefeng Ma

C( Comba Telecom Technology (Guangzhou): 2 patents #4 of 17Top 25%
Overall (2021): #93,109 of 548,734Top 20%
2
Patents 2021

Issued Patents 2021

Patent #TitleCo-InventorsDate
11056782 Linked locking mechanism and antenna down-tilt angle control device Chaosheng Huang, Fengzhang Xue, Jianjun You, Hongbin Duan, Peitao Liu 2021-07-06
10910707 Transmission device and antenna down-tilt control system Chaosheng Huang, Fengzhang Xue, Jianjun You, Hongbin Duan, Peitao Liu 2021-02-02