Learn more

Zhang guo-qing

Overview
  • Total Patents
    13
  • GoodIP Patent Rank
    216,546
About

Zhang guo-qing has a total of 13 patent applications. Its first patent ever was published in 2009. It filed its patents most often in United States and Taiwan. Its main competitors in its focus markets machines, packaging and shipping and mechanical elements are ROSS HIME DESIGNS INC, FORCE DIMENSION S A R L and LONG BO.

Patent filings in countries

World map showing Zhang guo-qings patent filings in countries
# Country Total Patents
#1 United States 11
#2 Taiwan 2

Patent filings per year

Chart showing Zhang guo-qings patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Guo-Qing 13
#2 Zhao Zhi-Ming 4
#3 Day Chia-Peng 2
#4 Xu Xiao-Ming 2
#5 Xie Min-Jing 1
#6 Zhou Jiong 1
#7 Wang Qi-Jun 1

Latest patents

Publication Filing date Title
TWI592670B Intelligent insulation characteristics deterioration inspection method for high voltage power supply equipment for inspecting the cable of the existing transformer connecting with the power supply grid
TW201530975A Three-phase dual power sources switching system