Inventor
CHANG YU-YUAN
TW26 patents
⚠️ This page may combine multiple inventors who share the name “CHANG YU-YUAN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ZIPPY TECH CORP
18 patentsUS7492246B2Feb 17, 2009
Winding structure of transformer
ZIPPY TECH CORP23 citations92
USD852151SJun 25, 2019
Power supply
ZIPPY TECH CORP13 citations83
US9451721B1Sep 20, 2016
Modular redundant power supply
ZIPPY TECH CORP19 citations83
US7723866B2May 25, 2010
Power backup system
ZIPPY TECH CORP10 citations83
US8648618B1Feb 11, 2014
Method and module for judging status of power supplies
ZIPPY TECH CORP8 citations82
US9448605B2Sep 20, 2016
Redundant power supply system providing rapid start of backup
ZIPPY TECH CORP5 citations72
US9401627B2Jul 26, 2016
Redundant power supply system providing alternate standby
ZIPPY TECH CORP4 citations72
US7903437B2Mar 8, 2011
Frequency-changing voltage regulation circuit
ZIPPY TECH CORP4 citations62
US7898784B2Mar 1, 2011
Protection circuit with variable current level limits
ZIPPY TECH CORP3 citations62
US7843083B2Nov 30, 2010
Backup power system equipped with independent protection circuit architecture
ZIPPY TECH CORP2 citations62
US7542310B2Jun 2, 2009
Synchronous rectification control circuit
ZIPPY TECH CORP6 citations62
US7956549B2Jun 7, 2011
Power conversion structure
ZIPPY TECH CORP2 citations56
US8766759B2Jul 1, 2014
Transformer
ZIPPY TECH CORP1 citations51
US8364990B2Jan 29, 2013
Remote controlled power supply system
ZIPPY TECH CORP0 citations50
US9996134B2Jun 12, 2018
Method to avoid over-rebooting of power supply device
ZIPPY TECH CORP0 citations49
US9966794B1May 8, 2018
Power supply for redundant power system
ZIPPY TECH CORP0 citations41
US7602621B2Oct 13, 2009
Half bridge converter
ZIPPY TECH CORP0 citations41
US9874589B2Jan 23, 2018
Inrush current recording module
ZIPPY TECH CORP0 citations36
SHIH TSUN-TE
5 patentsUS8331117B2Dec 11, 2012
Multiple power supplies balance system
SHIH TSUN-TE7 citations77
US8612783B2Dec 17, 2013
Remote controlled computer system that avoids accidental power cycling by selectively transmitting a manual trigger signal to a motherboard based on the presence of a power activating signal from a connected power supply
SHIH TSUN-TE2 citations58
US8816532B2Aug 26, 2014
Redundant power system
SHIH TSUN-TE3 citations57
US8542001B2Sep 24, 2013
Power circuit for reducing standby power consumption
SHIH TSUN-TE0 citations39
US8924745B2Dec 30, 2014
Simulation of first power good signal to generate second power good signal by power enabling control circuit for uninterrupted power supplies
SHIH TSUN-TE0 citations38