DK

Duk-han Kim

YL Yukong Limited: 1 patents #21 of 83Top 30%
Overall (All Time): #3,784,680 of 4,157,543Top 95%
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Patent #TitleCo-InventorsDate
5468263 Fuel composition containing alkylphenyl poly(oxyalkylene) polyamine acid ester Hyun-jong Chung, Sang-chul Yim, Bon-Chul Ku, Ho-young Guen 1995-11-21