Patent_application_number,Applicant_name,Year_of_application,Patent_system EP2601964A1,COLUMBIA UNIVERSITY,2013,EPO JP2008537739A,COLUMBIA UNIVERSITY,2008,JPO KR20150129847A,COLUMBIA UNIVERSITY,2015,KIPO US10947534B2,COLUMBIA UNIVERSITY,2021,USPTO US6551821B1,COLUMBIA UNIVERSITY,2003,USPTO US6703485B2,COLUMBIA UNIVERSITY,2004,USPTO US7273616B2,COLUMBIA UNIVERSITY,2007,USPTO US9333243B2,COLUMBIA UNIVERSITY,2016,USPTO