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YUKONG LTD

Overview
  • Total Patents
    164
About

YUKONG LTD has a total of 164 patent applications. Its first patent ever was published in 1989. It filed its patents most often in United States, Japan and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets organic fine chemistry, macromolecular chemistry and polymers and basic materials chemistry are UNIV SHENYANG CHEMICAL TECH, PATENTES NOVEDADES SA and SALZGITTER CHEMIE GMBH.

Patent filings per year

Chart showing YUKONG LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Choi Yong Moon 30
#2 Han Dong Il 19
#3 Kim Hyung Cheol 16
#4 Yoo Yong-Deuk 10
#5 Kim Yong-Wook 9
#6 Lee Byung Hyung 8
#7 Cho Won-Yung 8
#8 Lee Ki-Ho 8
#9 Ku Bon-Chul 7
#10 Lee Kwang Hyouk 6

Latest patents

Publication Filing date Title
US5935997A O-thiocarbamoyl-aminoalkanol compounds, their pharmaceutically useful salts and process for preparing the same
GB9714200D0 Novel polyalkylene guanidine salts or polyalkylene biguanidine salts having a branched silane compound, method for preparing same and uses thereof
JPH1111936A Production of molecular sieve material having medium pore, and molecular sieve material
CN1156154A Method for preparing biological degredation plastic composition and product prepared by said composition
US5861461A Biodegradable plastic composition, method for preparing thereof and product prepared therefrom
JPH10139419A Production of non-crystalline molecular sieve of intermediate pore size and molecular sieve produced by the same method
CA2209229A1 Novel sulfamate compound containing n-substituted carbamoyl group and method for preparing the same
US5892088A Sulfamate compound containing N-substituted carbamoyl group and method for preparing the same
WO9815526A1 O-carbamoyl-phenylalaninol compounds, their pharmaceutically useful salts and process for preparing the same
US5654461A Sulfamate compound containing carbamoyl group
US5714545A Thermoplastic elastomeric composition and process for preparing the same
US5698588A Halogen substituted carbamate compounds from 2-phenyl-1,2-ethanediol
US5627282A Process for the preparation of optically pure 1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid and its derivatives
WO9620922A1 Novel carbamate compounds containing thiocarbamoyl group and process for preparing the same
CA2176960A1 Novel carbamate compounds and processes for preparing the same
WO9609283A1 Novel carbamate compounds and processes for preparing the same
US5763352A Catalyst composition for the purification of the exhaust of diesel vehicles, catalyst using the same and preparing methods thereof
SK140394A3 Method for producing feedstocks of high quality lube base oil with high viscosity index and low volatility
IL111694D0 Method for producing feedstocks of high quality lube base oil from unconverted oil of fuel hydrocracker operating in recycle mode
ZA9409188B Method for producing feedstocks of high quality lube base oil from unconverted oil of fuels hydrocracker operating in recycle mode