Assignee
NIU SHOUYE
CN·3 granted patents·7 citations·filing 2006–2011
Top patents by PatentIndex Score
3 records- 0159US8826496B2Elastic hinge of quick-assembly legNIU SHOUYE·Filed 2011·Granted Sep 9, 2014·3 cites·12 claims
- 0252US8308289B2Leaf spring hinges for eyeglassesNIU SHOUYE·Filed 2010·Granted Nov 13, 2012·1 cites·4 claims
- 0349US7434295B2Spring hinge using clutch structure for eyeglassesNIU SHOUYE·Filed 2006·Granted Oct 14, 2008·3 cites·5 claims
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