Patent_application_number,Applicant_name,Year_of_application,Patent_system EP2840131A2,CHEVRON,2015,EPO EP2927315A1,CHEVRON,2015,EPO JP2015091244A,CHEVRON,2015,JPO JP2015512644A,CHEVRON,2015,JPO JP2015528308A,CHEVRON,2015,JPO KR20150056603A,CHEVRON,2015,KIPO KR20150094741A,CHEVRON,2015,KIPO KR20150105471A,CHEVRON,2015,KIPO US9133406B2,CHEVRON,2015,USPTO