WL

William U. Liu

TI Texas Instruments: 17 patents #768 of 12,488Top 7%
Overall (All Time): #260,324 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6187641 Lateral MOSFET having a barrier between the source/drain region and the channel region using a heterostructure raised source/drain region Mark S. Rodder 2001-02-13
6159816 Method of fabricating a bipolar transistor Darrell G. Hill, Timothy S. Henderson, Shou-Kong Fan, Hin Fai Chau, Damian Costa +1 more 2000-12-12
6124627 Lateral MOSFET having a barrier between the source/drain region and the channel region using a heterostructure raised source/drain region Mark S. Rodder 2000-09-26
6025615 Microwave heterojunction bipolar transistors with emitters designed for high power applications and method for fabricating same Darrell G. Hill 2000-02-15
5850099 Thermally uniform transistor — 1998-12-15
5702958 Method for the fabrication of bipolar transistors Darrell G. Hill 1997-12-30
5684310 Multiple layer wide bandgap collector structure for bipolar transistors — 1997-11-04
5616950 Thermally uniform transistor — 1997-04-01
5571732 Method for fabricating a bipolar transistor — 1996-11-05
5552617 Bipolar transistor Darrell G. Hill, Timothy S. Henderson, Shou-Kong Fan, Hin Fai Chau, Damian Costa +1 more 1996-09-03
5525817 Bipolar transistor Darrell G. Hill 1996-06-11
5455440 Method to reduce emitter-base leakage current in bipolar transistors Timothy S. Henderson, Shou-Kong Fan 1995-10-03
5389554 Method for fabricating microwave heterojunction bipolar transistors with emitters designed for high power applications Darrell G. Hill 1995-02-14
5330932 Method for fabricating GaInP/GaAs structures Shou-Kong Fan, Timothy S. Henderson, Darrell G. Hill 1994-07-19
5298439 1/f noise reduction in heterojunction bipolar transistors Shou-Kong Fan 1994-03-29
5278083 Method for making reliable connections to small features of integrated circuits Darrell G. Hill 1994-01-11
5270223 Multiple layer wide bandgap collector structure for bipolar transistors — 1993-12-14
5171697 Method of forming multiple layer collector structure for bipolar transistors Darrell G. Hill 1992-12-15