Assignee
ZHANG BAOQUAN
US·9 granted patents·42 citations·filing 2007–2016
Top patents by PatentIndex Score
9 records- 0186US8168148B2Flue-gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2011·Granted May 1, 2012·7 cites·34 claims
- 0286US8110164B2Flue-Gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2010·Granted Feb 7, 2012·7 cites·8 claims
- 0385US8529852B2Flue-gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2012·Granted Sep 10, 2013·7 cites·18 claims
- 0484US8638923B1Dynamic registration for call-pickup group membership, and selective rerouting of callsZHANG BAOQUAN·Filed 2007·Granted Jan 28, 2014·9 cites·27 claims
- 0583US8865097B2Flur-gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2013·Granted Oct 21, 2014·4 cites·20 claims
- 0680US8600012B1Methods and systems for providing pre-call-connection messaging services to calling partiesZHANG BAOQUAN·Filed 2010·Granted Dec 3, 2013·6 cites·25 claims
- 0777US9308494B2Flue-gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2014·Granted Apr 12, 2016·2 cites·7 claims
- 0861US9884290B2Flue-gas purification and reclamation system and method thereofZHANG BAOQUAN·Filed 2016·Granted Feb 6, 2018·0 cites·5 claims
- 0948US8712026B1Method and system for distributing ringback filesZHANG BAOQUAN·Filed 2008·Granted Apr 29, 2014·0 cites·20 claims
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