Uzbek Grandmaster. Filippov was the Asian U18 Champion 2004 and Uzbek Champion in 2005 and 2007.
Best results: the Uzbek Championship in 2003, 2nd-3rd; the Parsvnath International Open 2005, 3rd; the Zonal 3.6 in 2007, 1st-2nd; Agzamov Memorial 2008, 1st-3rd; Mumbai Major Cup 2008, 1st-7th and YM Twente 2008, 1st; Kolkata Open 2009, 2nd; President Gloria Macapagal Arroyo Cup (PHI) 2009, 1st-4th; Prospero A. Pichay Cup Open 2010, 1st; Agzamov Memorial (UZB) 2011 and 2012, 1-2nd; Zonal 3.4 championship 2011, 1st; Zonal 3.4 championship 2013, 1st
A participant in the World Cup from 2007 until 2013, as well in the Olympiads since 2004.