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XIAO YUNDONG

Overview
  • Total Patents
    14
  • GoodIP Patent Rank
    121,140
About

XIAO YUNDONG has a total of 14 patent applications. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, mechanical elements and chemical engineering are ROCKWATER LTD, ABB OFFSHORE SYSTEMS AS and PREUSSAG ANLAGENBAU.

Patent filings in countries

World map showing XIAO YUNDONGs patent filings in countries
# Country Total Patents
#1 China 14

Top inventors

# Name Total Patents
#1 Xiao Yundong 14

Latest patents

Publication Filing date Title
CN111963136A Oil well acidizing unblocking equipment
CN111963126A Electric spark plug removal robot for oil well
CN111927381A Hydraulic expansion type packer for plugging oil well
CN111927365A Hydraulic vibration device for oil well blockage removal
CN111852384A Packer for oil field downhole
CN111852383A Oil field downhole tool packer
CN111729359A Deep backwashing filter and backwashing method
CN111852352A Reducing oil pipe coupling
CN111810738A Sealed oil pipe short circuit of detaining
CN111852351A Oil field special buckle oil pipe short joint
CN111853383A Flat tubing thickening coupling
CN111878710A Active leakage-proof anti-theft monitoring device for oil and gas pipeline
CN111636831A Elastic centralizer
CN111729383A Water injection automatic filtration backwash device