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YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD

Overview
  • Total Patents
    174
  • GoodIP Patent Rank
    8,747
  • Filing trend
    ⇩ 42.0%
About

YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTD has a total of 174 patent applications. It decreased the IP activity by 42.0%. Its first patent ever was published in 2010. It filed its patents most often in China, United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets engines, pumps and turbines, civil engineering and transport are TYPHON TECH SOLUTIONS LLC, US WELL SERVICES LLC and EVOLUTION WELL SERVICES.

Patent filings in countries

World map showing YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTDs patent filings in countries

Patent filings per year

Chart showing YANTAI JEREH PETROLEUM EQUIPMENT & TECHNOLOGIES CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Zhang Rikui 29
#2 Wang Jixin 28
#3 Li Xincheng 27
#4 Chang Sheng 25
#5 Wu Yipeng 21
#6 Cui Shuzhen 21
#7 Cui Haiping 20
#8 Lan Chunqiang 19
#9 Li Xiance 18
#10 Cui Wenping 16

Latest patents

Publication Filing date Title
CN112285561A Motor fault monitoring device, driving motor system and motor fault monitoring method
CN112228208A Heat abstractor and turbine fracturing equipment that has heat abstractor
CN111745827A Novel continuous batch slurry mixing equipment
CN111749863A Seven-cylinder plunger pump
CN111692065A Plunger pump hydraulic end
CN111692064A Long-life plunger pump hydraulic end
CN111677476A Electrically-driven ultra-large displacement well cementation equipment
CN111664087A Long-life split type valve seat
CN111594059A Combined bearing type large-specification movable elbow mechanism
CN111594062A Large-specification high-pressure movable elbow structure
CN111608965A Fracturing manifold connects device soon
CN111515898A Valve seat drawing tool
CN111503517A Fracturing conveying ground manifold system
CN111397474A Tool assembly for quickly inspecting sliding rail
CN111441291A Novel high-pressure jet cleaning device
CN111441923A High-power five-cylinder plunger pump
CN111412064A Vehicle-mounted gas turbine generator set
CN111330054A Electric electrostatic spraying disinfection vehicle
CN111441925A Light five-cylinder plunger pump
CN111169833A Acid tank sealing treatment system