Carlsbad, California
United States
8
2021-08-26
The entities that hold a legal rights for patent applications filed by inventor Li Changping:
Changping Li from Carlsbad, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Cyclical obstruction communication system
#2 | 2020-05-14Cyclical obstruction communication system
#3 | 2019-06-27Cyclical obstruction communication system
#4 | 2017-10-19Cyclical obstruction communication system
#5 | 2016-07-07Cyclical obstruction communication system
#6 | 2015-12-03Cyclical obstruction communication system
#7 | 2012-11-22Cyclical obstruction communication system
#8 | 2010-05-27Mobile satellite communication
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