Learn more

SHANGHAI MUNICIPAL GAS NO 2 PIPELINES ENGINEERING CO LTD

Overview
  • Total Patents
    11
  • GoodIP Patent Rank
    204,850
About

SHANGHAI MUNICIPAL GAS NO 2 PIPELINES ENGINEERING CO LTD has a total of 11 patent applications. Its first patent ever was published in 2007. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, basic materials chemistry and civil engineering are BRINKER TECHNOLOGY LTD, GALLOP CHENGDU PETROLEUM ENGINEERING TECHNOLOGY CO LTD and SHAND AJAY.

Patent filings in countries

World map showing SHANGHAI MUNICIPAL GAS NO 2 PIPELINES ENGINEERING CO LTDs patent filings in countries
# Country Total Patents
#1 China 11

Patent filings per year

Chart showing SHANGHAI MUNICIPAL GAS NO 2 PIPELINES ENGINEERING CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Dai Bin 4
#2 Zhijun Tao 2
#3 Jianguo Wang 2
#4 Guanhui Zhao 2
#5 Fan Zhang 2
#6 Ke Xianghua 2
#7 Wang Kedong 2
#8 Cai Xiaochun 2
#9 Zhiming Ma 1
#10 Wang Zhixiao 1

Latest patents

Publication Filing date Title
CN105351674A Method for stopping leakage of valve or pipe irregularly deformed due to rusting
CN104948833A Mountainous region gas pipeline construction method
CN104863176A Natural gas pipeline engineering retaining wall and construction method thereof
CN104610942A Water-based drilling fluid composition for trenchless drilling
CN102962492A Two-stage sheathing tapping machine and pipeline tapping method
CN103036757A Network architecture and configuration method thereof
CN102191770A Geology improving method for trenchless construction
CN101963533A System and method for monitoring pipeline stress in traversing construction of horizontal directional drilling
CN101615210A Gas pipe shallow safeguard structure design and safeguard effect test and analysis method
CN101509588A Differential pressure self-balancing device of blockage
CN101158270A Prime hole reverse pushing construction method in horizontal orienting drilling and prime hole reverse pushing device