CHANG; Yung-Ruei

Patent Applications and Registrations

Patent applications and USPTO patent grants for CHANG; Yung-Ruei.The latest application filed is for "apparatus of controlling uninterruptible power supply for grid".

Company Profile

1.3.7

CHANG; Yung-Ruei - Taoyuan TW
Chang; Yung-Ruei - Hsinchu City TW
Chang; Yung-Ruei - Taoyuan County TW
Chang; Yung-Ruei - Xindian TW
Chang; Yung-Ruei - Xindian City TW
Chang; Yung-Ruei - Sindian City TW

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Apparatus of Controlling Uninterruptible Power Supply for Grid App 20190013676 - HOU; Meng-Chen ; et al.	2019-01-10
Multi-agent function and dispatch on a smart grid monitoring system Grant 10,141,780 - Sun , et al. Nov	2018-11-27
Smart Grid Monitoring Device With Multi-agent Function And Power Dispatch Transaction System Having The Same App 20170018922 - SUN; SHYH-WERN ; et al.	2017-01-19
Three-phase Current Converter With Varied Inductances And Three-phase D-sigma Control Method Thereof App 20160065089 - Wu; Tsai-Fu ; et al.	2016-03-03
Household Grid-Connected Inverter Applied to Solar Power Generation System with Maximum Power Tracking Function App 20140070614 - Lo; Kuo-Yuan ; et al.	2014-03-13
Circuit of reducing power loss of switching device Grant 7,969,225 - Ho , et al. June 28, 2	2011-06-28
Circuit of Reducing Power Loss of Switching Device App 20110057716 - Ho; Yuan-Hsiang ; et al.	2011-03-10
Fault-tolerant circuit device in fuel cell AC inverter Grant 7,492,060 - Chang , et al. February 17, 2	2009-02-17
Fault-tolerant circuit device in fuel cell AC inverter App 20080054726 - Chang; Yung-Ruei ; et al.	2008-03-06

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