Patents
  • [P10] Cho, G.C., Chang, I., Kwon, Y.M., and Im, J. inventors; Korea Advanced Institute of Science and Technology, assignee. “Water impermeable material for improving ground, Method for improving water impermeability in ground using the same, and Experimental apparatus for testing the same (지반 개량용 차수재, 이를 이용하는 지반 내 차수를 위한 개량 방법, 및 이를 테스트하기 위한 실험 장치)”, Korea patent, Application: 10-2018-0001644 (January 5, 2018); Approved: October 28, 2019; Registration:

  • [P9] Cho, G.C. and Chang, I. inventors; Korea Advanced Institute of Science and Technology and Korea Institute of Civil Engineering and Building Technology, assignee. “Soil stabilization and improvement method using biopolymer”, US Patent, Application: 14/434,188 (June 8th, 2015), Registration: US 9,944,855 B2 (April 17th, 2018)

  • [P8] Cho, G.C., Chang, I., and Chung, M.K. inventors; Korea Advanced Institute of Science and Technology and Korea Institute of Civil Engineering and Building Technology, patentees. “Construction equipment for soil reinforcement using biopolymer (바이오폴리머를 이용하는 토양 보강 시공 장비)”, Korean patent, Application: 10-2017-0068390 (June 1, 2017); Registration: 10-1857522 (May 8, 2018).

  • [P7] Cho, G.C. and Chang, I. inventors; Korea Advanced Institute of Science and Technology, patentee. “Soil building material using biopolymer (바이오폴리머를 이용한 흙 건축 재료)”, Korean patent, Application: 10-2015-0056859 (April 22, 2015); Registration: 10-1688834 (December 16, 2016).

  • [P6] Baek, Y., Kim, Y.S., Chang, I., and Ryu, B.H., inventors; Korea Institute of Civil Engineering and Building Technology (KICT), patentee. “Optimum Korean type artificial lunar soil and method for producing the same (한국형 인공 월면토 및 그 제조 방법)”, Korean patent, Application: 10-2015-0139589 (October 5, 2015), Registration: 10-1664474 (October 4, 2016).

  • [P5] Cho, G.C. and Chang, I. inventors; Korea Advanced Institute of Science and Technology, patentee. “Germination or growth improvement method of vegetation using biopolymer (바이오폴리머를 이용한 식생의 발아 또는 생장 증진 방법)” Korean Patent, Priority: 10-2012-0112060 (October 9, 2012); Application: 10-2013-0090883 (July 31, 2013); Registration: 10-1551920 (September 1, 2015).

  • [P4] Cho, G.C. and Chang, I. inventors; Korea Advanced Institute of Science and Technology and Korea Institute of Construction Technology, patentees. “Improvement method of soil erosion resistance using biopolymer (바이오폴리머를 이용한 흙 침식 저항 증진 방법)” Korean Patent, Application: 10-2013-0090894 (July 31, 2013); Registration: 10-1544145 (August 4, 2015).

  • [P3] Lee, J.H., Chung, M.K., Kwak, K.S., Park, J.H., and Chang, I. inventors; Korea Institute of Construction Technology, patentee. “Complex suction foundation system using dual arranged inner and outer piles, and its installation method (내외부 석션 관부재의 이중배치에 의한 복합구조를 가지는 석션기초와 그 시공방법)” Korean Patent, Application: 10-2012-0111063 (October 8, 2012); Registration: 10-1398912 (May 19, 2014).

  • [P2] Lee, J.H., Chung, M.K., Kwak, K.S., Park, J.H., and Chang, I. inventors; Korea Institute of Construction Technology, patentee. “Suction pile and construction method of such suction pile by blow of weight (중량체의 타격에 의한 관입 성능이 향상된 석션파일과 그 시공방법)” Korean Patent, Application: 10-2012-0109848 (October 4, 2012); Registration: 10-1281601 (June 27, 2013).

  • [P1] Cho, G.C. and Chang, I. inventors; Korea Advanced Institute of Science and Technology, patentee. “Method of stabilization in soil using biopolymer (바이오폴리머를 이용한 흙 안정화방법)” Korean Patent, Application: 10-2011-0033093 (April 11, 2011); Registration: 10-1201413 (November 11, 2012).

Research Group 

University of New South Wales - Canberra

© 2017 by Ilhan Chang and
E3GEO Research Group at UNSW

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