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YANGZHOU QINGQING ENVIRONMENTAL PROT COMPLETE EQUIPMENT CO LTD

Overview
  • Total Patents
    31
  • GoodIP Patent Rank
    59,930
  • Filing trend
    ⇩ 20.0%
About

YANGZHOU QINGQING ENVIRONMENTAL PROT COMPLETE EQUIPMENT CO LTD has a total of 31 patent applications. It decreased the IP activity by 20.0%. Its first patent ever was published in 2013. It filed its patents most often in China. Its main competitors in its focus markets environmental technology, chemical engineering and machines are AEROSPACE ENV ENG CO LTD, INDBERATUNGS AG and STIGEBRANDT HYDROTEKNIK AB.

Patent filings in countries

World map showing YANGZHOU QINGQING ENVIRONMENTAL PROT COMPLETE EQUIPMENT CO LTDs patent filings in countries
# Country Total Patents
#1 China 31

Patent filings per year

Chart showing YANGZHOU QINGQING ENVIRONMENTAL PROT COMPLETE EQUIPMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Sun Zhengfu 31
#2 He Yongjun 8

Latest patents

Publication Filing date Title
CN110624279A Durable sludge refining device
CN110627333A Self-resetting sludge refining device
CN110627332A Sludge refining equipment capable of self-cleaning
CN110694307A Sludge refining device capable of self-cleaning
CN110627331A Energy-saving sludge refining equipment capable of self-cleaning
CN110694306A Self-cleaning sludge refining device
CN110627174A Rotary sewage treatment device
CN110627140A Self-cleaning rotary sewage treatment device
CN107879463A A kind of aeration tank
CN107670346A A kind of skimming mud-scraping apparatus
CN107670349A A kind of heavy duty detergent skimming mud-scraping apparatus
CN107754391A A kind of reciprocal integral type sewage processing sedimentation basin
CN107854871A A kind of layer-stepping sedimentation basin
CN107670345A A kind of subregion processes treatment tank
CN107617242A A kind of anti-blocking inclined-plate clarifying basin
CN107694163A A kind of stable type skimming mud-scraping apparatus
CN109771993A A kind of mud scraper
CN109772184A A kind of proof dry powder feeding device
CN108069515A A kind of aeration device
CN108069566A A kind of sewage-treatment plant