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ZHANG JIUJUN

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    107,236
  • Filing trend
    ⇩ 40.0%
About

ZHANG JIUJUN has a total of 17 patent applications. It decreased the IP activity by 40.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, engines, pumps and turbines and mechanical elements are IONFARMS CO LTD, KIM HEE JEONG and IVOR GWYNNE PERRETT.

Patent filings in countries

World map showing ZHANG JIUJUNs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

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

Top inventors

# Name Total Patents
#1 Zhang Jiujun 13
#2 Zhang Yanshuang 5
#3 Ma Chunyan 2
#4 Zhang Lei 1
#5 Zhang Gang 1
#6 Wang Xu 1

Latest patents

Publication Filing date Title
CN111138008A Hydraulic engineering filter equipment
CN110715302A Construction waste crushing and screening device and method
CN110454604A Detect grade executing agency
CN110266149A For monitoring the method and its motor of the dynamic torque of motor motor in operation
CN110078256A River Integrated Processing Unit
CN109939785A A kind of hydraulic engineering stone crushing and screening device
CN109183746A A kind of environment monitoring irrigation water benefit gate
CN108825930A A kind of hydraulic engineering pipeline removing mud shield
CN108612145A A kind of water conservancy with multistep treatment function removes mud equipment
CN107387842A A kind of electronic and manual integral valve
CN107023431A A kind of water generating impeller
CN106869086A One kind classification retaining gate
CN106870287A A kind of water conservancy wind power generation plant
CN106759141A A kind of water conservancy backwater gate TRT
CN105951348A Roller washing machine and efficient washing and drying method thereof
CN105256509A Roller washing machine and washing and drying method thereof
CN103147257A Roller washing machine and washing drying method thereof