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ZHANG CHANG

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    168,234
About

ZHANG CHANG has a total of 18 patent applications. Its first patent ever was published in 2005. It filed its patents most often in China, United States and Canada. Its main competitors in its focus markets engines, pumps and turbines, environmental technology and transport are CHANGQI FUJIAN ENERGY TECH CO LTD, BIG MOON POWER INC and AQUANTIS INC.

Patent filings in countries

World map showing ZHANG CHANGs patent filings in countries

Patent filings per year

Chart showing ZHANG CHANGs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Chang 18
#2 Zhang Anying 1
#3 Wei Min 1
#4 Huang Jun 1
#5 Wang Hao 1
#6 Zhu Ke 1
#7 Zeng Hao 1
#8 Ye Ye 1
#9 Luo Lu 1
#10 Gao Guo 1

Latest patents

Publication Filing date Title
CN111778948A Automatic cleaning mechanism for floating garbage on river surface of urban protected river
CN111742822A Irrigation device capable of spraying water according to change of water content and illumination intensity of plants
CN111603879A Environment-friendly waste gas filtering auxiliary device capable of automatically replacing filter and discharging filtrate
CN111593786A Multifunctional water storage tank for secondary utilization of domestic residual water
CN111560929A River course rubbish fishing device convenient to maintain
CN111560901A Convenient garbage claw for environment-friendly field without stooping
CN110820602A Single-segment box girder bridge girder erection machine and operation method thereof
CN103431628A Adult tooth cleaning fingerstall with toothpaste
CN103334869A Multifunctional carrying device for tidal generator and using method of multifunctional carrying device
US2014068725A1 Wireless Pairing and Communication Between Devices Using Biometric Data
US2012029842A1 Trigger circuit for low-power structural health monitoring system
US2011279233A1 Input-protected structural health monitoring system
CN102132676A Automatic control platform for fish and using method thereof
US2010114503A1 Structural health monitoring system having memory on structure
CN1695437A Artificial reef body