Pyrroloquinoline quinone monosodium and method for producing the same, and composition… Grant US-11021476-B2 United States of America 01 Jun 2021
PYRROLOQUINONE QUINONE MONOSODIUM, METHOD FOR MANUFACTURING SAME, AND COMPOSITION… Application WO-2018003531-A1 World Intellectual Property Organisation (WIPO) 04 Jan 2018
CRYSTAL OF PYRROLOQUINOLINEQUINONE DISODIUM SALT, AND METHOD FOR PRODUCING SAME Application EP-2722331-A4 European Patent Office 05 Nov 2014