Inventor
ZHANG RICHARD S
US28 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG RICHARD S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
20 patentsUS6917271B2Jul 12, 2005
Cross current control for power converter systems and integrated magnetic choke assembly
GEN ELECTRIC72 citations98
US6751106B2Jun 15, 2004
Cross current control for power converter systems and integrated magnetic choke assembly
GEN ELECTRIC95 citations98
US7679941B2Mar 16, 2010
Power conversion system with galvanically isolated high frequency link
GEN ELECTRIC80 citations96
US6441673B1Aug 27, 2002
High-frequency resonant gate driver circuit for MOS-gated power switches
GEN ELECTRIC63 citations96
US7787270B2Aug 31, 2010
DC-DC and DC-AC power conversion system
GEN ELECTRIC62 citations95
US6262905B1Jul 17, 2001
Secondary-side controlled resonant AC voltage regulator module
GEN ELECTRIC26 citations93
US7851943B2Dec 14, 2010
Direct current power transmission and distribution system
GEN ELECTRIC29 citations92
US7852643B2Dec 14, 2010
Cross current control for power converter system
GEN ELECTRIC31 citations92
US7633770B2Dec 15, 2009
Collection and transmission system
GEN ELECTRIC31 citations92
US7446435B2Nov 4, 2008
Power converter system and method
GEN ELECTRIC38 citations92
US7116166B2Oct 3, 2006
High fidelity, high power switched amplifier
GEN ELECTRIC25 citations92
US7324360B2Jan 29, 2008
Power converter methods and apparatus for variable speed high power machines
GEN ELECTRIC21 citations90
US7016205B2Mar 21, 2006
Ripple-current reduction schemes for AC converters
GEN ELECTRIC22 citations89
US7999418B2Aug 16, 2011
Electrical system and control method
GEN ELECTRIC13 citations84
US7817422B2Oct 19, 2010
Heat sink and cooling and packaging stack for press-packages
GEN ELECTRIC15 citations83
US7532490B2May 12, 2009
Converter topology and methods for interfacing an electrical machine to electrical power grid
GEN ELECTRIC18 citations82
US6765452B2Jul 20, 2004
Method and apparatus for damping an LC filter
GEN ELECTRIC7 citations74
US6621252B2Sep 16, 2003
Control of single-phase power converter in D-Q rotating coordinates
GEN ELECTRIC10 citations74
US10476373B2Nov 12, 2019
Electronic apparatus and system and method for controlling series connected switch modules
GEN ELECTRIC1 citations62
US8040642B2Oct 18, 2011
Smart capacitor
GEN ELECTRIC0 citations52
GE ENERGY POWER CONVERSION TECHNOLOGY LTD
3 patentsUS10644609B2May 5, 2020
Nestable single cell structure for use in a power conversion system
GE ENERGY POWER CONVERSION TECHNOLOGY LTD6 citations73
US10475551B2Nov 12, 2019
Electrical coupler, power converter, and method
GE ENERGY POWER CONVERSION TECHNOLOGY LTD3 citations71
US9793827B2Oct 17, 2017
Power conversion system and method
GE ENERGY POWER CONVERSION TECHNOLOGY LTD1 citations52