Frement, California
United States
4
2008-10-21
The entities that hold a legal rights for patent applications filed by inventor He Chun:
Chun He from Frement, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Integrated fiber optical attenuator with monotonic attenuation
#2 | 2008-08-12Optical module with high reflection isolation and compact size
#3 | 2007-10-30High reflection isolation optical devices and the method for making the same
#4 | 2006-02-14Optical device with concave mirror
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