Georgios GKELLAS has been granted 15 US patents while listed as an inventor at Nokia Technologies Oy. The first was granted in 2021 and the most recent in December 2025. Georgios GKELLAS ranks #307,048 of 4,157,543 US inventors in our database (top 7.4%). Patent records list Georgios GKELLAS in Municipality of Aigaleo, GR.