QL

Qizhi Liu

IBM: 113 patents #463 of 70,183Top 1%
Globalfoundries: 57 patents #34 of 4,424Top 1%
GU Globalfoundries U.S.: 19 patents #29 of 665Top 5%
GP Globalfoundries Singapore Pte.: 5 patents #141 of 828Top 20%
CS Conexant Systems: 2 patents #186 of 657Top 30%
NF Newport Fab: 1 patents #56 of 98Top 60%
📍 Lexington, MA: #3 of 2,299 inventorsTop 1%
🗺 Massachusetts: #42 of 88,656 inventorsTop 1%
Overall (All Time): #3,484 of 4,157,543Top 1%
197
Patents All Time

Issued Patents All Time

Showing 151–175 of 197 patents

Patent #TitleCo-InventorsDate
8624318 Semiconductor switching circuit employing quantum dot structures Zhong-Xiang He 2014-01-07
8610174 Bipolar transistor with a raised collector pedestal for reduced capacitance James W. Adkisson, John J. Ellis-Monaghan, David L. Harame, John J. Pekarik 2013-12-17
8603883 Interface control in a bipolar junction transistor Kevin K. Chan, Peng Cheng, Ljubo Radic 2013-12-10
8592876 Micro-electro-mechanical system (MEMS) capacitive OHMIC switch and design structures Hanyi Ding, Anthony K. Stamper 2013-11-26
8546230 Bipolar transistor with a collector having a protected outer edge portion for reduced based-collector junction capacitance and a method of forming the transistor James W. Adkisson, David L. Harame, Robert K. Leidy 2013-10-01
8536012 Bipolar junction transistors with a link region connecting the intrinsic and extrinsic bases Renata Camillo-Castillo, Peter B. Gray, David L. Harame, Alvin J. Joseph, Marwan H. Khater 2013-09-17
8513706 Heterojunction bipolar transistors with reduced base resistance Erik M. Dahlstrom, Peter B. Gray 2013-08-20
8513084 Transistor structure with a sidewall-defined intrinsic base to extrinsic base link-up region and method of forming the transistor David L. Harame, Russell T. Herrin 2013-08-20
8492237 Methods of fabricating a bipolar junction transistor with a self-aligned emitter and base Kevin K. Chan, Erik M. Dahlstrom, Peter B. Gray, David L. Harame 2013-07-23
8445967 Semiconductor switching device employing a quantum dot structure Zhong-Xiang He 2013-05-21
8415763 Tunable semiconductor device David L. Harame, Alvin J. Joseph, Ramana Malladi 2013-04-09
8389372 Heterojunction bipolar transistors with reduced base resistance Erik M. Dahlstrom, Peter B. Gray 2013-03-05
8338863 Vertical heterojunction bipolar transistors with reduced base-collector junction capacitance Renata Camillo-Castillo, Erik M. Dahlstrom 2012-12-25
8299500 Silicon germanium heterojunction bipolar transistor having interstitial trapping layer in base region Wade J. Hodge, Alvin J. Joseph, Rajendran Krishnasamy, Bradley A. Orner 2012-10-30
8242542 Semiconductor switching device employing a quantum dot structure Zhong-Xiang He 2012-08-14
8232156 Vertical heterojunction bipolar transistors with reduced base-collector junction capacitance Renata Camillo-Castillo, Erik M. Dahlstrom 2012-07-31
8227300 Semiconductor switching circuit employing quantum dot structures Zhong-Xiang He 2012-07-24
7904273 In-line depth measurement for thru silicon via Ping-Chuan Wang, Kimball M. Watson, Zhijian Yang 2011-03-08
7904868 Structures including means for lateral current carrying capability improvement in semiconductor devices Natalie B. Feilchenfeld, Zhong-Xiang He, BethAnn Rainey, Ping-Chuan Wang, Kimball M. Watson 2011-03-08
7851923 Low resistance and inductance backside through vias and methods of fabricating same Mete Erturk, Robert A. Groves, Jeffrey B. Johnson, Alvin J. Joseph, Edmund J. Sprogis +1 more 2010-12-14
7776704 Method to build self-aligned NPN in advanced BiCMOS technology James S. Dunn, Alvin J. Joseph 2010-08-17
7709338 BiCMOS devices with a self-aligned emitter and methods of fabricating such BiCMOS devices Peter B. Gray, Alvin J. Joseph 2010-05-04
7696034 Methods of base formation in a BiCOMS process Peter J. Geiss, Marwan H. Khater, Randy W. Mann, Robert J. Purtell, Beth Ann Rainey +2 more 2010-04-13
7625792 Method of base formation in a BiCMOS process Peter J. Geiss, Alvin J. Joseph, Bradley A. Orner 2009-12-01
7563714 Low resistance and inductance backside through vias and methods of fabricating same Mete Erturk, Robert A. Groves, Jeffrey B. Johnson, Alvin J. Joseph, Edmund J. Sprogis +1 more 2009-07-21