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CHONGQING GAS GROUP CO LTD

Overview
  • Total Patents
    17
  • GoodIP Patent Rank
    121,338
  • Filing trend
    ⇩ 66.0%
About

CHONGQING GAS GROUP CO LTD has a total of 17 patent applications. It decreased the IP activity by 66.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets mechanical elements, thermal processes and electrical machinery and energy are K BJURO KHIMAVTOMATIKI, HOESSLE LUDWIG and AKTSIONERNOE OBSHCHESTVO GAZPROM GAZORASPREDELENIE TULA.

Patent filings in countries

World map showing CHONGQING GAS GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 17

Patent filings per year

Chart showing CHONGQING GAS GROUP CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Wu Lin 5
#2 Hou Jun 5
#3 Lu Tao 5
#4 Wang Yuerui 5
#5 Jiang Yi 5
#6 Liu Zhen 5
#7 Wu Fan 5
#8 Shi Xiaoqing 5
#9 Wang Xin 5
#10 Zhu Xi 5

Latest patents

Publication Filing date Title
CN111663141A Forced current cathodic protection detection system for natural gas pipeline
CN111609548A Natural gas hot water system capable of generating and storing electricity
CN111607442A Comprehensive energy utilization system for natural gas storage and peak regulation and storage and peak regulation method
CN111609549A Hot water system for supplying stable electric power
CN109965443A A kind of intelligent shoe of detectable natural gas leakage
CN107904600A A kind of cathodic protection system of buried metal pipeline and anode detecting system and method
CN106764229A A kind of Gas Pipe plugging device and method for blocking
CN106704833A Gas pipe blockage detection device and method
CN106768722A A kind of closure pressure testing device and closure pressure-measuring method suitable for mesohigh Gas Pipe
CN105651472A Device integrating fuel gas plugging and vertical pipe pressure testing and plugging pressure testing method
CN105650480A Draining and pressure testing device and method for low-pressure fuel gas buried pipe
CN104613315A Large-waterhead wharf board natural gas supply method
CN104554689A Method for supplying natural gas to wharf boat
CN104595705A Pontoon natural gas supply system and natural gas supply method thereof
CN101900238A Method for stopping leakage of gas pipeline without gas stopping and welding
CN101144557A Gas pipe under-pressure leakage-plugging method
CN1834525A Method of directly soaking-filling natural gas in large ball tank of storage station