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SINOPEC OILFIELD EQUIPMENT CORP

Overview
  • Total Patents
    29
  • GoodIP Patent Rank
    58,417
  • Filing trend
    ⇧ 75.0%
About

SINOPEC OILFIELD EQUIPMENT CORP has a total of 29 patent applications. It increased the IP activity by 75.0%. Its first patent ever was published in 2012. It filed its patents most often in China and Russian Federation. Its main competitors in its focus markets civil engineering, mechanical elements and engines, pumps and turbines are BASSINGER GREY, WEATHERFORD DMC and UTEX IND INC.

Patent filings in countries

World map showing SINOPEC OILFIELD EQUIPMENT CORPs patent filings in countries
# Country Total Patents
#1 China 28
#2 Russian Federation 1

Patent filings per year

Chart showing SINOPEC OILFIELD EQUIPMENT CORPs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yu Changbai 12
#2 Qian Weiqiang 11
#3 Hou Xiaobing 5
#4 Huang Yuanming 5
#5 Peng Taifeng 5
#6 Zhao Hui 3
#7 Wang Linghan 3
#8 Lei Xin 3
#9 Huang Jiawen 3
#10 Jiang Hongliang 3

Latest patents

Publication Filing date Title
CN112077395A Cutter for scraping countersunk hole on back of machine body
CN112081737A Compound natural gas compressor host computer no-load operation test device
CN112049939A Reciprocating compressor packing sealing mechanism
CN112049936A Novel reciprocating compressor gauge piece leakage-proof system
CN112112571A Jet flow range-extending hydraulic oscillator
CN112112570A Method for increasing output power of jet flow hydraulic oscillator
CN112112568A Lower oscillation sliding vane jet flow range-extending hydraulic oscillator
CN112112572A Hydraulic oscillator with upper oscillating slide plate and jet range increasing function
CN112112569A Oscillating sliding vane jet flow range-increasing hydraulic oscillator
CN111751138A Simulated condition loading system for hydraulic oscillator
CN111751139A Underground pressure supporting simulation experiment system and experiment method
CN111745891A Screw motor rotor surface dressing device and processing method
CN111765207A Low-friction spline transmission structure and hydraulic oscillator adopting same
CN111130965A High-capacity real-time data transmission system for well control and lifting control
CN110577155A Light gantry type hoisting device for compressor maintenance and installation method thereof
CN110375080A A kind of pressure self-closing leak-stopping gate valve structure
CN109577881A A kind of autocontrol method of well control and lifting equipment based on wireless sensing
CN109178138A A kind of quadruped robot and leg joint structure
CN109458368A Hydraulic drill rig lifting device multichannel motor Strategy For Synchronization Control
CN109236188A Hydroscillator