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SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECH SERVICE CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    140,537
  • Filing trend
    ⇧ 1000.0%
About

SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECH SERVICE CO LTD has a total of 12 patent applications. It increased the IP activity by 1000.0%. Its first patent ever was published in 2017. It filed its patents most often in China. Its main competitors in its focus markets civil engineering, measurement and machine tools are TUBEL PAULO S, KOBOLD CORP and AKER WELL SERVICE AS.

Patent filings in countries

World map showing SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECH SERVICE CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing SICHUAN SHENGNUO OIL AND GAS ENGINEERING TECH SERVICE CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Yang Hai 7
#2 Zhong Haifeng 4
#3 Feng Xingzheng 4
#4 Liu Yanyan 4
#5 Ai Zhipeng 4
#6 Qin Fang 4
#7 Wang Xueqiang 4
#8 Wei Linsheng 4
#9 Liao Yi 3
#10 He Yarui 3

Latest patents

Publication Filing date Title
CN109505582A A kind of idler wheel flexible nipple
CN109519137A A kind of downhole-choke release tool
CN109488240A A kind of setting bridge plug tool of multistage hydraulic
CN109296329A A kind of big orifice junk mill device
CN109519152A A kind of bridge plug experimental rig and clean method
CN109262552A A kind of ground oil conduit drilling tool
CN109577904A A kind of dissolvable formula tail pipe blanking plug
CN109577911A A kind of setting tool in pure electric vehicle underground
CN109469480A A kind of shale gas returns the acquisition device of drain
CN109490949A A kind of evaluating production capacity method after the pressure based on microseism explanation results
CN108825226A A kind of method and device for assessing gas production after pressure using chemical tracer
CN108120820A A kind of method of shale gas pressure break quality control