CO

Chul-Ki Oh

DC Daewoo Engineering & Construction Co.: 2 patents #15 of 82Top 20%
KT Korea Institute Of Construction Technology: 2 patents #10 of 125Top 8%
Overall (All Time): #2,134,146 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7604733 Apparatus for biological removal of phosphorus and nitrogen using granulated methane-oxidizing bacteria Kwang Soo Kim, Hee Ja Lee, I-Tae Kim, Kwang Ho Ahn, Chai-Sung Gee +5 more 2009-10-20
7520991 Biological method for removing phosphorus and nitrogen from water using granulated methane-oxidizing bacteria Kwang Soo Kim, Hee Ja Lee, I-Tae Kim, Kwang Ho Ahn, Chai-Sung Gee +5 more 2009-04-21