Career
He is alumnus of spezialised school of olympic reserve after Sergey Bubka in Donetsk. In 2005 he signed his first contract with Olimpik Donetsk. Koryan played 2006-2007 for Dynamo-3 Kyiv.
In February 2015 he moved to Tashkent.
On 8 March 2015, he scored his first official goal for in Supercup match against Pakhtakor on 55 minute by penalty, ended with scoreline 4:0. He was called up in Armenia national team for the first time on 9 March 2015 for Union of European Football Associations Euro 2016 qualifying match against Albania.
He played his debut match on 9 March 2015 against Albania as substitute for Artur Yedigaryan on 84 minute.