The first known members of the family, Ioane and his son, Abuser, served loyally to King Bagrat IV (reigned 1027-1072) as hereditary holders of Artanuji (in Klarjeti) and Khikhata (in Adjara).
A son of Ivane Abuserisdze, eristavt-eristavi ("archduke") of Khikhata (Upper Adjara, southwestern Georgia), he is principally known for his original treatise, The Complete Timekeeper, which contains information related to calendars, descriptions of different systems for maintaining chronology, dates of ecclesiastic holidays, tables of moonrise and moonset, information on special cycles, etc.