Inventor
RYU SEI-HYUNG
US107 patents
⚠️ This page may combine multiple inventors who share the name “RYU SEI-HYUNG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CREE INC
26 patentsUS6979863B2Dec 27, 2005
Silicon carbide MOSFETs with integrated antiparallel junction barrier Schottky free wheeling diodes and methods of fabricating the same
CREE INC229 citations99
US7728402B2Jun 1, 2010
Semiconductor devices including schottky diodes with controlled breakdown
CREE INC51 citations98
US7547578B2Jun 16, 2009
Methods of processing semiconductor wafers having silicon carbide power devices thereon
CREE INC56 citations98
US7381992B2Jun 3, 2008
Silicon carbide power devices with self-aligned source and well regions
CREE INC67 citations98
US7221010B2May 22, 2007
Vertical JFET limited silicon carbide power metal-oxide semiconductor field effect transistors
CREE INC71 citations98
US7074643B2Jul 11, 2006
Silicon carbide power devices with self-aligned source and well regions and methods of fabricating same
CREE INC64 citations98
US7026650B2Apr 11, 2006
Multiple floating guard ring edge termination for silicon carbide devices
CREE INC87 citations98
US6956238B2Oct 18, 2005
Silicon carbide power metal-oxide semiconductor field effect transistors having a shorting channel and methods of fabricating silicon carbide metal-oxide semiconductor field effect transistors having a shorting channel
CREE INC90 citations98
US6653659B2Nov 25, 2003
Silicon carbide inversion channel mosfets
CREE INC78 citations97
US6429041B1Aug 6, 2002
Methods of fabricating silicon carbide inversion channel devices without the need to utilize P-type implantation
CREE INC81 citations97
US7118970B2Oct 10, 2006
Methods of fabricating silicon carbide devices with hybrid well regions
CREE INC51 citations96
US6329675B2Dec 11, 2001
Self-aligned bipolar junction silicon carbide transistors
CREE INC55 citations96
US7923320B2Apr 12, 2011
Methods of fabricating vertical JFET limited silicon carbide metal-oxide semiconductor field effect transistors
CREE INC32 citations93
US6514779B1Feb 4, 2003
Large area silicon carbide devices and manufacturing methods therefor
CREE INC41 citations92
US9548374B2Jan 17, 2017
High power insulated gate bipolar transistors
CREE INC7 citations84
US7414268B2Aug 19, 2008
High voltage silicon carbide MOS-bipolar devices having bi-directional blocking capabilities
CREE INC12 citations84
US7391057B2Jun 24, 2008
High voltage silicon carbide devices having bi-directional blocking capabilities
CREE INC9 citations84
US6770911B2Aug 3, 2004
Large area silicon carbide devices
CREE INC14 citations84
US7598567B2Oct 6, 2009
Power switching semiconductor devices including rectifying junction-shunts
CREE INC9 citations82
US7345310B2Mar 18, 2008
Silicon carbide bipolar junction transistors having a silicon carbide passivation layer on the base region thereof
CREE INC12 citations79
US7304334B2Dec 4, 2007
Silicon carbide bipolar junction transistors having epitaxial base regions and multilayer emitters and methods of fabricating the same
CREE INC12 citations79
US7419877B2Sep 2, 2008
Methods of fabricating silicon carbide devices including multiple floating guard ring edge termination
CREE INC8 citations74
US7135359B2Nov 14, 2006
Manufacturing methods for large area silicon carbide devices
CREE INC10 citations74
US11075295B2Jul 27, 2021
Wide bandgap semiconductor device
CREE INC2 citations73
US9865750B2Jan 9, 2018
Schottky diode
CREE INC2 citations73
US9761439B2Sep 12, 2017
PECVD protective layers for semiconductor devices
CREE INC2 citations72
RYU SEI-HYUNG
8 patentsUS8492827B2Jul 23, 2013
Vertical JFET limited silicon carbide metal-oxide semiconductor field effect transistors
RYU SEI-HYUNG13 citations92
US8901699B2Dec 2, 2014
Silicon carbide junction barrier Schottky diodes with suppressed minority carrier injection
RYU SEI-HYUNG11 citations84
US8629509B2Jan 14, 2014
High voltage insulated gate bipolar transistors with minority carrier diverter
RYU SEI-HYUNG9 citations84
US9142662B2Sep 22, 2015
Field effect transistor devices with low source resistance
RYU SEI-HYUNG11 citations82
US9029945B2May 12, 2015
Field effect transistor devices with low source resistance
RYU SEI-HYUNG11 citations82
US8901639B2Dec 2, 2014
Monolithic bidirectional silicon carbide switching devices
RYU SEI-HYUNG4 citations73
US8610130B2Dec 17, 2013
Monolithic high voltage switching devices
RYU SEI-HYUNG5 citations73
US9515135B2Dec 6, 2016
Edge termination structures for silicon carbide devices
RYU SEI-HYUNG4 citations72
ZHANG QINGCHUN
6 patentsUS8232558B2Jul 31, 2012
Junction barrier Schottky diodes with current surge capability
ZHANG QINGCHUN41 citations94
US8710510B2Apr 29, 2014
High power insulated gate bipolar transistors
ZHANG QINGCHUN8 citations84
US8653534B2Feb 18, 2014
Junction Barrier Schottky diodes with current surge capability
ZHANG QINGCHUN14 citations84
US8330244B2Dec 11, 2012
Semiconductor devices including Schottky diodes having doped regions arranged as islands and methods of fabricating same
ZHANG QINGCHUN8 citations84
US8193848B2Jun 5, 2012
Power switching devices having controllable surge current capabilities
ZHANG QINGCHUN10 citations82
US9312343B2Apr 12, 2016
Transistors with semiconductor interconnection layers and semiconductor channel layers of different semiconductor materials
ZHANG QINGCHUN4 citations72
WOLFSPEED INC
4 patentsUS11610991B2Mar 21, 2023
Gate trench power semiconductor devices having improved deep shield connection patterns
WOLFSPEED INC7 citations84
US11769828B2Sep 26, 2023
Gate trench power semiconductor devices having improved deep shield connection patterns
WOLFSPEED INC2 citations73
US11664436B2May 30, 2023
Semiconductor devices having gate resistors with low variation in resistance values
WOLFSPEED INC2 citations73
US11309413B2Apr 19, 2022
Semiconductor device with improved short circuit withstand time and methods for manufacturing the same
WOLFSPEED INC2 citations73
HENNING JASON PATRICK
3 patentsUS8680587B2Mar 25, 2014
Schottky diode
HENNING JASON PATRICK22 citations92
US9673283B2Jun 6, 2017
Power module for supporting high current densities
HENNING JASON PATRICK9 citations83
US8664665B2Mar 4, 2014
Schottky diode employing recesses for elements of junction barrier array
HENNING JASON PATRICK10 citations83
CREE RESEARCH INC
1 patentHENNING JASON
1 patentHANEY SARAH KAY
1 patentShowing the top 50 of 107 patents by PatentIndex Score.