Wuhan
China
5
2020-12-24
The entities that hold a legal rights for patent applications filed by inventor Cao Beibei:
Beibei Cao from Wuhan, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
Array-type polarization-maintaining multi-core fiber
#2 | 2015-10-22Optical fiber with large effective area
#3 | 2014-12-18Dispersion compensation fiber
#4 | 2014-09-04Single mode optical fiber
#5 | 2011-02-24Multi-mode bending-resistant fiber and production method thereof
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