Beijing
China
2
2022-05-26
The entities that hold a legal rights for patent applications filed by inventor Wang Weimin:
Weimin Wang from Beijing, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Ridge gap waveguide crossover structure including intersecting transmission lines with impedance transformers disposed between upper and bottom planar metal plates and having a gap therein
#2 | 2021-12-16Coupled-line rat-race coupler with smooth in-phase and out-of-phase performances
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