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SHANGHAI NO 1 GAS PIPELINE ENG CO LTD

Overview
  • Total Patents
    12
  • GoodIP Patent Rank
    139,158
  • Filing trend
    ⇧ 33.0%
About

SHANGHAI NO 1 GAS PIPELINE ENG CO LTD has a total of 12 patent applications. It increased the IP activity by 33.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, packaging and shipping and machine tools are ESSER WERKE KG, ABEY AUSTRALIA PTY LTD and ZHOU ZHAOHUI.

Patent filings in countries

World map showing SHANGHAI NO 1 GAS PIPELINE ENG CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing SHANGHAI NO 1 GAS PIPELINE ENG CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wang Minmin 10
#2 Yang Zhe 9
#3 Gu Jun 5
#4 Jin Wenhao 4
#5 Xi Lin 3
#6 He Liangyuan 3
#7 Huang Zhihua 3
#8 Xu Jie 2
#9 Lyu Yunqing 2
#10 Zhong Hongguang 2

Latest patents

Publication Filing date Title
CN110701427A Novel urban gas pipeline plugging and rush-repairing clamp and using method thereof
CN110125450A A kind of pressure pipeline punching device under pressure
CN109506069A Plugging device in cartridge type online plugging equipment
CN109323079A Fuel gas pipeline, which is not stopped the supple of gas or steam, changes the inicdental bypath connecting tooling and its construction method of pipe
CN109202335A Welding protector for locating pipeling gyroscope traction device
CN108591614A Multi-pipe crossing construction method in combustion gas old pipeline
CN107588280A Natural gas line expansive cylinder stopping transportation pressure method for blocking
CN107246504A Underground pipe gallery top hot-water line integrative installation technology method
CN107265039A Special large-scale pipeline delivery platform in underground pipe gallery
CN106090525A Structural gas channel and construction method thereof
CN105605313A Construction method for directional crossing pipe arrangement in riverway
CN105387273A Method for constructing natural gas pipelines in mountain environment