Inventor
YU HO-YUAN
US55 patents
⚠️ This page may combine multiple inventors who share the name “YU HO-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
LOVOLTECH INC
30 patentsUS6307223B1Oct 23, 2001
Complementary junction field effect transistors
LOVOLTECH INC80 citations96
US7045397B1May 16, 2006
JFET and MESFET structures for low voltage high current and high frequency applications
LOVOLTECH INC51 citations95
US7098634B1Aug 29, 2006
Buck-boost circuit with normally off JFET
LOVOLTECH INC22 citations93
US7038260B1May 2, 2006
Dual gate structure for a FET and method for fabricating same
LOVOLTECH INC31 citations93
US7009228B1Mar 7, 2006
Guard ring structure and method for fabricating same
LOVOLTECH INC33 citations93
US6774417B1Aug 10, 2004
Electrostatic discharge protection device for integrated circuits
LOVOLTECH INC26 citations93
US6580252B1Jun 17, 2003
Boost circuit with normally off JFET
LOVOLTECH INC25 citations93
US6549439B1Apr 15, 2003
Full wave rectifier circuit using normally off JFETS
LOVOLTECH INC25 citations93
US6542001B1Apr 1, 2003
Power supply module in integrated circuits
LOVOLTECH INC21 citations93
US6486011B1Nov 26, 2002
JFET structure and manufacture method for low on-resistance and low voltage application
LOVOLTECH INC22 citations93
US6355513B1Mar 12, 2002
Asymmetric depletion region for normally off JFET
LOVOLTECH INC30 citations93
US6356059B1Mar 12, 2002
Buck converter with normally off JFET
LOVOLTECH INC38 citations93
US6349047B1Feb 19, 2002
Full wave rectifier circuit using normally off JFETs
LOVOLTECH INC39 citations93
US6304007B1Oct 16, 2001
Switcher for switching capacitors
LOVOLTECH INC35 citations93
US6281705B1Aug 28, 2001
Power supply module in integrated circuits
LOVOLTECH INC24 citations93
US6251716B1Jun 26, 2001
JFET structure and manufacture method for low on-resistance and low voltage application
LOVOLTECH INC38 citations93
US6921932B1Jul 26, 2005
JFET and MESFET structures for low voltage, high current and high frequency applications
LOVOLTECH INC24 citations92
US6995052B1Feb 7, 2006
Method and structure for double dose gate in a JFET
LOVOLTECH INC17 citations89
US6777722B1Aug 17, 2004
Method and structure for double dose gate in a JFET
LOVOLTECH INC20 citations89
US7075132B1Jul 11, 2006
Programmable junction field effect transistor and method for programming the same
LOVOLTECH INC13 citations84
US7009229B1Mar 7, 2006
Electrostatic discharge protection device for integrated circuits
LOVOLTECH INC14 citations84
US6900506B1May 31, 2005
Method and structure for a high voltage junction field effect transistor
LOVOLTECH INC13 citations84
US6734715B1May 11, 2004
Two terminal rectifier using normally off JFET
LOVOLTECH INC14 citations84
US6674107B1Jan 6, 2004
Enhancement mode junction field effect transistor with low on resistance
LOVOLTECH INC13 citations84
US6621722B1Sep 16, 2003
Rectifier circuits with low forward voltage JFET device
LOVOLTECH INC15 citations84
US6566936B1May 20, 2003
Two terminal rectifier normally OFF JFET
LOVOLTECH INC15 citations84
US6975157B1Dec 13, 2005
Starter device for normally off JFETs
LOVOLTECH INC8 citations74
US6887768B1May 3, 2005
Method and structure for composite trench fill
LOVOLTECH INC9 citations74
US6750698B1Jun 15, 2004
Cascade circuits utilizing normally-off junction field effect transistors for low on-resistance and low voltage applications
LOVOLTECH INC9 citations74
US6614289B1Sep 2, 2003
Starter device for normally off FETs
LOVOLTECH INC9 citations74
QSPEED SEMICONDUCTOR INC
11 patentsUS7417266B1Aug 26, 2008
MOSFET having a JFET embedded as a body diode
QSPEED SEMICONDUCTOR INC43 citations96
US7211845B1May 1, 2007
Multiple doped channel in a multiple doped gate junction field effect transistor
QSPEED SEMICONDUCTOR INC36 citations93
US7220661B1May 22, 2007
Method of manufacturing a Schottky barrier rectifier
QSPEED SEMICONDUCTOR INC30 citations92
US7227242B1Jun 5, 2007
Structure and method for enhanced performance in semiconductor substrates
QSPEED SEMICONDUCTOR INC21 citations88
US7655964B1Feb 2, 2010
Programmable junction field effect transistor and method for programming same
QSPEED SEMICONDUCTOR INC11 citations84
US7608888B1Oct 27, 2009
Field effect transistor
QSPEED SEMICONDUCTOR INC8 citations84
US7452763B1Nov 18, 2008
Method for a junction field effect transistor with reduced gate capacitance
QSPEED SEMICONDUCTOR INC13 citations84
US7265398B1Sep 4, 2007
Method and structure for composite trench fill
QSPEED SEMICONDUCTOR INC10 citations84
US7238976B1Jul 3, 2007
Schottky barrier rectifier and method of manufacturing the same
QSPEED SEMICONDUCTOR INC12 citations84
US7268378B1Sep 11, 2007
Structure for reduced gate capacitance in a JFET
QSPEED SEMICONDUCTOR INC13 citations83
US7262461B1Aug 28, 2007
JFET and MESFET structures for low voltage, high current and high frequency applications
QSPEED SEMICONDUCTOR INC11 citations83
(unassigned)
2 patentsLI JIAN
2 patentsMOBIUS GREEN ENERGY INC
1 patentVLSI TECHNOLOGY INC
1 patentHUDA MUZAHID BIN
1 patentYU HO-YUAN
1 patentYUTECHNIX INC
1 patentShowing the top 50 of 55 patents by PatentIndex Score.