Assignee
ZHENG DAQING
CN·5 granted patents·22 citations·filing 2009–2012
Top patents by PatentIndex Score
5 records- 0184US8165646B2Earphone line retracting device, automatic line retracting earphone, non-radiation wire mobile phone and electronic deviceZHENG DAQING·Filed 2009·Granted Apr 24, 2012·17 cites·26 claims
- 0265US8737670B2Built-in telescopic earphone structure and terminal deviceZHENG DAQING·Filed 2011·Granted May 27, 2014·3 cites·38 claims
- 0359US8913774B2Double earphone structure and electronic deviceZHENG DAQING·Filed 2012·Granted Dec 16, 2014·2 cites·8 claims
- 0440US9319505B2Terminal equipment with built-in retractable headsetZHENG DAQING·Filed 2012·Granted Apr 19, 2016·0 cites·8 claims
- 0535US8963007B2Earphone line, earphone line take-up apparatus, earphone assembly and mobile terminalZHENG DAQING·Filed 2010·Granted Feb 24, 2015·0 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when ZHENG DAQING files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →