Inventor · disambiguated record
Yongjian Qiu
Also filed as: QIU YONGJIAN
24 granted patents·5 pending applications·617 citations·filing 2002–2019
96Inventor score
Top patents by PatentIndex Score
29 records- 0198US7563290B2High voltage solid electrolytic capacitors using conductive polymer slurriesKEMET ELECTRONICS CORP·Filed 2006·Granted Jul 21, 2009·100 cites·17 claims
- 0297US9236191B2Materials and method for improving corner and edge coverage of solid electrolytic capacitorsKEMET ELECTRONICS CORP·Filed 2014·Granted Jan 12, 2016·26 cites·34 claims
- 0397US9030807B2Materials and methods for improving corner and edge coverage of solid electrolytic capacitorsCHACKO ANTONY P·Filed 2012·Granted May 12, 2015·43 cites·8 claims
- 0496US8310815B2High voltage and high efficiency polymer electrolytic capacitorsFREEMAN YURI·Filed 2009·Granted Nov 13, 2012·48 cites·20 claims
- 0596US7116548B2Fluted anode with minimal density gradients and capacitor comprising sameKEMET ELECTRONICS CORP·Filed 2005·Granted Oct 3, 2006·145 cites·48 claims
- 0695US8771381B2Process for producing electrolytic capacitors and capacitors made therebyCHEN QINGPING·Filed 2012·Granted Jul 8, 2014·24 cites·21 claims
- 0795US7990683B2High voltage solid electrolytic capacitors using conductive polymer slurriesKEMET ELECTRONICS CORP·Filed 2008·Granted Aug 2, 2011·43 cites·14 claims
- 0894US8323361B2High voltage and high efficiency polymer electrolytic capacitorsFREEMAN YURI·Filed 2011·Granted Dec 4, 2012·32 cites·25 claims
- 0994US7342775B2Fluted anode with minimal density gradients and capacitor comprising sameKEMET ELECTRONICS CORP·Filed 2006·Granted Mar 11, 2008·31 cites·42 claims
- 1092US8808403B2Process for solid electrolytic capacitors using polymer slurriesQIU YONGJIAN·Filed 2011·Granted Aug 19, 2014·45 cites·97 claims
- 1187US7149074B2Methods of making a niobium metal oxideCABOT CORP·Filed 2002·Granted Dec 12, 2006·24 cites·8 claims
- 1284US7658986B2Anodes with corner and edge modified designsKEMET ELECTRONICS CORP·Filed 2007·Granted Feb 9, 2010·13 cites·39 claims
- 1375US7754276B2Process for manufacturing low ESR conductive polymer based solid electrolytic capacitorsKEMET ELECTRONICS CORP·Filed 2007·Granted Jul 13, 2010·8 cites·42 claims
- 1470US9847179B2Solid electrolytic capacitor and method of manufacturing a solid electrolytic capacitorKEMET ELECTRONICS CORP·Filed 2014·Granted Dec 19, 2017·0 cites·17 claims
- 1568US10381166B2High performance and reliability solid electrolytic tantalum capacitors and screening methodVISHAY SPRAGUE INC·Filed 2016·Granted Aug 13, 2019·1 cites·10 claims
- 1664US8520366B2Solid electrolytic capacitor and method of manufactureSUMMEY BRANDON·Filed 2010·Granted Aug 27, 2013·1 cites·11 claims
- 1764USD586767SAnodesKEMET ELECTRONICS CORP·Filed 2007·Granted Feb 17, 2009·11 cites·1 claims
- 1863US10978254B2High performance and reliability solid electrolytic tantalum capacitors and screening methodVISHAY SPRAGUE INC·Filed 2019·Granted Apr 13, 2021·0 cites·7 claims
- 1962US7445679B2Controlled oxygen addition for metal materialCABOT CORP·Filed 2003·Granted Nov 4, 2008·6 cites·19 claims
- 2061US2014301022A1Process for Producing Electrolytic Capacitors and Capacitors Made TherebyCHEN QINGPING·Filed 2014·Application pending·0 cites
- 2160US9053866B2Solid electrolytic capacitor and method of manufactureKEMET ELECTRONICS CORP·Filed 2013·Granted Jun 9, 2015·0 cites·18 claims
- 2257USD599309SAnodeKEMET ELECTRONICS CORP·Filed 2009·Granted Sep 1, 2009·8 cites·1 claims
- 2353USD616388SAnodeKEMET ELECTRONCIS CORP·Filed 2009·Granted May 25, 2010·8 cites·1 claims
- 2451US8842418B2Solid electrolytic capacitor and method of manufacturing a solid electrolytic capacitorPOLTORAK JEFFREY·Filed 2011·Granted Sep 23, 2014·0 cites·23 claims
- 2547US2010246096A1Use of conjugated oligomer as additive for forming conductive polymersCHEN QINGPING·Filed 2010·Application pending·0 cites
- 2644US2010053849A1Anodes with corner and edge modified designsPOLTORAK JEFFREY·Filed 2009·Application pending·0 cites
- 2743US11024464B2Hermetically sealed surface mount polymer capacitorVISHAY ISRAEL LTD·Filed 2018·Granted Jun 1, 2021·0 cites·20 claims
- 2843US2008283409A1Use of conjugated oligomer as additive for forming conductive polymersCHEN QINGPING·Filed 2007·Application pending·0 cites
- 2942US2006070492A1High capacitance tantalum flakes and methods of producing the sameQIU YONGJIAN·Filed 2005·Application pending·0 cites
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