Assignee
CHENG GUANLUN
CN·3 granted patents·1 citations·filing 2008–2012
Top patents by PatentIndex Score
3 records- 0159US8540223B2Combined driving spring in the slide cover hinge of the mobile communication terminalCHENG GUANLUN·Filed 2008·Granted Sep 24, 2013·1 cites·7 claims
- 0242US9210241B2Sliding plate hinge of portable electronic device terminalCHENG GUANLUN·Filed 2012·Granted Dec 8, 2015·0 cites·12 claims
- 0342US9016946B2Slide plate hinge for portable electronic device terminalCHENG GUANLUN·Filed 2012·Granted Apr 28, 2015·0 cites·13 claims
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