Shenzhen
China
6
2014-05-22
The entities that hold a legal rights for patent applications filed by inventor Yang Yu:
Yu Yang from Shenzhen, CN has applied for patents for these inventions. The list has both pending applications and granted patents:
METHOD AND DEVICE FOR MATCHING FRIEND RELATIONSHIP CHAIN IN INSTANT MESSAGING TOOL
#2 | 2014-05-15METHOD AND SYSTEM FOR REGISTRATION OR LOGIN
#3 | 2014-05-08Method and system for obtaining application information of multiple websites
#4 | 2008-08-14Service failure recovery method and system
#5 | 2008-05-29Method for handling channel failures in an automatically switched optical network
#6 | 2008-02-07Method for establishing a path based on node address change
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