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TIANJIN DONG FANG XIAN KE PETROLEUM MACHINERY CO LTD

Overview
  • Total Patents
    19
  • GoodIP Patent Rank
    169,269
  • Filing trend
    ⇩ 100.0%
About

TIANJIN DONG FANG XIAN KE PETROLEUM MACHINERY CO LTD has a total of 19 patent applications. It decreased the IP activity by 100.0%. Its first patent ever was published in 2012. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, packaging and shipping and transport are STORK CONRAD BV, DEEP TEK IP LTD and DEUTSCHE TIEFBOHR AG.

Patent filings in countries

World map showing TIANJIN DONG FANG XIAN KE PETROLEUM MACHINERY CO LTDs patent filings in countries
# Country Total Patents
#1 China 19

Patent filings per year

Chart showing TIANJIN DONG FANG XIAN KE PETROLEUM MACHINERY CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Sen 8
#2 Yin Huijun 7
#3 Zhang Jianqing 6
#4 Yu Shujie 6
#5 Tian Guiguo 5
#6 Tian Donghai 4
#7 Jia Zhanfeng 4
#8 Jiang Guitang 4
#9 Wei Wenhui 4
#10 Peng Duanduan 3

Latest patents

Publication Filing date Title
CN112079263A BOP device translation lifting device
CN112012653A Emergency driving device for vehicle-mounted oil drilling machine
CN111963080A Electric energy storage type multifunctional crawler operation machine
CN111942259A Transportation integral type ship type base
CN111622687A Direct-drive electric workover rig
CN109538137A A kind of single side control pipe tool bidirectional turning device
CN109025811A A kind of low temperature well system
CN109025857A A kind of drilling rod and casing storage system
CN104555792A Pneumatic disc type auxiliary brake device
CN103590751A Area-parted spiral-lifting piece-rack type drilling floor
CN103603606A Portable workover rig work table capable of being folded and unfolded automatically
CN103603610A Light well drill derrick casing pipe straightening hydraulic lifting device
CN103613036A Anti-collision mechanical device
CN103590777A BOP control safety emergency control device
CN103615483A Auxiliary braking water circulation system with warning device
CN102926667A Drill floor towing device
CN103046873A Moving drilling machine well repair platform
CN102926660A Wheel-hidden-type pry seat
CN102926562A Thermal insulation greenhouse capable of being conveniently stacked and transported