Learn more

BEIJING SOUND GROUP CO LTD

Overview
  • Total Patents
    12
About

BEIJING SOUND GROUP CO LTD has a total of 12 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets environmental technology and biotechnology are TIANJIN NORTHERN GARDEN ECOLOGY SCI & TECH INST, BIOSYSTEM E AB and Dalian lida environment engineering co ltd.

Patent filings in countries

World map showing BEIJING SOUND GROUP CO LTDs patent filings in countries
# Country Total Patents
#1 China 12

Patent filings per year

Chart showing BEIJING SOUND GROUP CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Tianzeng Li 9
#2 Yibo Wen 7
#3 Kai Wang 7
#4 Huan Shen 6
#5 Guixing Ning 4
#6 Jinsong Chen 3
#7 Jinquan Liu 3
#8 Baolin Zhang 2
#9 Fazhen Wang 2
#10 Hong Su 2

Latest patents

Publication Filing date Title
CN101935134A Biological rotating disk sewage treatment equipment
CN101879415A Method and equipment for preparing ultra-hydrophilic type ultrafiltration membrane
CN101376546A Coking advanced waste treatment system and processing method
CN101381113A Filtration processing system and processing method of water supply plant
CN101372382A Advanced treatment method and processing system for wastepaper pulping and papermaking waste water
CN101402484A Free radical deep oxidization reactor
CN101402911A Sludge gas collecting device of organic waste dry type anaerobic fermentation system
CN101402502A Treatment method and apparatus for mifepristone wastewater
CN101381185A Denitrification processing method of coking wastewater and processing arrangement
CN101402530A Method and equipment for producing organic liquid fertilizer with biogas slurry
CN101381675A Horizontal organic waste dry-type anaerobic digestion processing equipment with agitator and processing method
CN101381674A Vertical non-stirred organic waste dry-type anaerobic digestion processing equipment and method