EP 3 800 006 A1 REFERENCES CITED IN THE DESCRIPTION Patent documents cited in the description 19 This list of references cited by the applicant is for the reader’s convenience only. It does not form part of the European patent document. Even though great care has been taken in compiling the references, errors or omissions cannot be excluded and the EPO disclaims all liability in this regard. • JP 2013169622 A  [0003]