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AHN DONGCHAN

Overview
  • Total Patents
    27
About

AHN DONGCHAN has a total of 27 patent applications. Its first patent ever was published in 2005. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and China. Its main competitors in its focus markets macromolecular chemistry and polymers, chemical engineering and basic materials chemistry are JIANGSU SAIOUXINYUE DEFOAMER CO LTD, HYFLUX LTD and JIANGSU GESANGHUA PAINT CO LTD.

Patent filings in countries

World map showing AHN DONGCHANs patent filings in countries

Patent filings per year

Chart showing AHN DONGCHANs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Ahn Dongchan 27
#2 Hrabal James S 9
#3 Wong Christopher 7
#4 Thompson James 5
#5 Greiner Aaron J 4
#6 Schulz William 3
#7 Lee Jeong Yong 2
#8 Lu Gang 2
#9 Wong Christopher L 2
#10 Mitchell Timothy 1

Latest patents

Publication Filing date Title
US2014150287A1 Method of drying material by membrane dehumidified air
US2014137736A1 Membrane derived from polyether- and siliceous filler-containing silicone composition
WO2010014537A1 Radical polymerizable composition
WO2008106245A2 Method of forming soft lithographic molds with fluorine modified elastomers