Inventor · disambiguated record
Xubai Zhang
Also filed as: ZHANG XUBAI
24 granted patents·3 pending applications·2,106 citations·filing 1999–2013
97Inventor score
Top patents by PatentIndex Score
27 records- 0199US6774077B2Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phasesPARATEK MICROWAVE INC·Filed 2001·Granted Aug 10, 2004·172 cites·14 claims
- 0299US6531936B1Voltage tunable varactors and tunable devices including such varactorsPARATEK MICROWAVE INC·Filed 1999·Granted Mar 11, 2003·299 cites·7 claims
- 0399US6514895B1Electronically tunable ceramic materials including tunable dielectric and metal silicate phasesPARATEK MICROWAVE INC·Filed 2000·Granted Feb 4, 2003·304 cites·18 claims
- 0499US6377142B1Voltage tunable laminated dielectric materials for microwave applicationsPARATEK MICROWAVE INC·Filed 1999·Granted Apr 23, 2002·278 cites·19 claims
- 0599US6377217B1Serially-fed phased array antennas with dielectric phase shiftersPARATEK MICROWAVE INC·Filed 2000·Granted Apr 23, 2002·427 cites·22 claims
- 0698US6377440B1Dielectric varactors with offset two-layer electrodesPARATEK MICROWAVE INC·Filed 2000·Granted Apr 23, 2002·286 cites·16 claims
- 0795US7145415B2Electrically tunable filters with dielectric varactorsPARATEK MICROWAVE INC·Filed 2004·Granted Dec 5, 2006·39 cites·13 claims
- 0895US6683516B2Voltage tunable laminated dielectric materials for microwave applications such as a tunable cavityPARATEK MICROWAVE INC·Filed 2002·Granted Jan 27, 2004·37 cites·8 claims
- 0990US7557055B2Tunable low loss material compositionPARATEK MICROWAVE INC·Filed 2004·Granted Jul 7, 2009·32 cites·24 claims
- 1090US6876279B2Voltage tunable laminated dielectric materials for a coplanor waveguidePARATEK MICROWAVE INC·Filed 2002·Granted Apr 5, 2005·35 cites·9 claims
- 1189US7960302B2Tunable low loss ceramic composite compounds based on a barium strontium titanate/barium magnesium tantalate/niobatePARATEK MICROWAVE INC·Filed 2009·Granted Jun 14, 2011·10 cites·23 claims
- 1289US6686814B2Voltage tunable varactors and tunable devices including such varactorsPARATEK MICROWAVE INC·Filed 2002·Granted Feb 3, 2004·24 cites·9 claims
- 1388US7297650B2Method for producing low-loss tunable ceramic composites with improved breakdown strengthsPARATEK MICROWAVE INC·Filed 2005·Granted Nov 20, 2007·9 cites·17 claims
- 1487US6864840B2Serially-fed phased array antennas with dielectric phase shiftersPARATEK MICROWAVE INC·Filed 2002·Granted Mar 8, 2005·44 cites·20 claims
- 1586US7808765B2Varactors including interconnect layersPARATEK MICROWAVE INC·Filed 2008·Granted Oct 5, 2010·11 cites·18 claims
- 1686US7056468B2Method for producing low-loss tunable ceramic composites with improved breakdown strengthsPARATEK MICROWAVE INC·Filed 2002·Granted Jun 6, 2006·24 cites·20 claims
- 1784US6960546B2Dielectric composite materials including an electronically tunable dielectric phase and a calcium and oxygen-containing compound phasePARATEK MICROWAVE INC·Filed 2002·Granted Nov 1, 2005·29 cites·30 claims
- 1883US6794960B2Voltage tunable laminated dielectric materials for microwave waveguide applicationsPARATEK MICROWAVE INC·Filed 2002·Granted Sep 21, 2004·20 cites·7 claims
- 1977US6683517B2Voltage tunable laminated dielectric materials for microwave applications such as a coaxial cablePARATEK MICROWAVE INC·Filed 2002·Granted Jan 27, 2004·20 cites·8 claims
- 2070US8609017B2Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phasesSENGUPTA LOUISE C·Filed 2007·Granted Dec 17, 2013·3 cites·26 claims
- 2159US7807477B2Varactors and methods of manufacture and usePARATEK MICROWAVE INC·Filed 2008·Granted Oct 5, 2010·1 cites·20 claims
- 2258US8530948B2Varactors including interconnect layersZHANG XUBAI·Filed 2008·Granted Sep 10, 2013·2 cites·18 claims
- 2354US9246022B2Varactors including interconnect layersBLACKBERRY LTD·Filed 2013·Granted Jan 26, 2016·0 cites·9 claims
- 2452US2009075119A1Tunable low loss material compositions and methods of manufacture and use thereforeZHANG XUBAI·Filed 2008·Application pending·0 cites
- 2544US8562899B2Electronically tunable, low-loss ceramic materials including a tunable dielectric phase and multiple metal oxide phasesSENGUPTA LOUISE C·Filed 2003·Granted Oct 22, 2013·0 cites·25 claims
- 2632US2006065916A1Varactors and methods of manufacture and useZHANG XUBAI·Filed 2004·Application pending·0 cites
- 2731US2002186099A1Electrically tunable filters with dielectric varactorsFiled 1999·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →