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QINGDAO HEADWAY TECHNOLOGY CO LTD

Overview
  • Total Patents
    18
  • GoodIP Patent Rank
    209,769
About

QINGDAO HEADWAY TECHNOLOGY CO LTD has a total of 18 patent applications. Its first patent ever was published in 2008. It filed its patents most often in China, Republic of Korea and United States. Its main competitors in its focus markets environmental technology are JIANGSU HUAHUI ENVIRONMENTAL PROTECTION TECH CO LTD, SONG HONGHUA and JIANGSU TIANXIN ZHONGYE ENVIRONMENTAL PROT EQUIPMENT CO LTD.

Patent filings per year

Chart showing QINGDAO HEADWAY TECHNOLOGY CO LTDs patent filings per year from 1900 to 2020

Focus industries

Top inventors

# Name Total Patents
#1 Cao Xuelei 13
#2 Liu Bingyan 12
#3 Du Qinghua 9
#4 Cao Xueliang 5
#5 Bingyan Liu 5
#6 Xuelei Cao 5
#7 Guo Zhongsheng 4
#8 Liu Xiaocui 3
#9 Qinghua Du 3
#10 Chen Ye 3

Latest patents

Publication Filing date Title
CN104998543A Ship exhaust gas treatment method and device
CN104906973A Vortex street mixer
CN104368211A Efficient tail gas dedusting elution apparatus
CN103420524A Filter capable of preventing filter screen from being blocked
CN103157312A Special filter element of automatic back wash filter
CN102701394A Method and device for processing ship ballast water by applying advanced electro catalysis oxidation
CN102092814A Device for treating ship ballast water
CN101786748A Efficient inactivation and energy-saving ship ballast water process method and system
CN101781043A Novel ballast water treatment method and device
CN101757846A Novel method and device for processing boat exhaust gas
US2011036727A1 Micro-Current Electrolysis Sterilization Algaecide Device And Method
CN101434430A Micro-current electrolysis sterilization algae removing apparatus