2014 Winner,Chitre • ATP CH 35 2009 Final,Houston • ATP 250 2013 Final,Sarasota • ATP CH 100 2014 Final,Binghamton • ATP CH 50 2013 Final,Furth • ATP CH 35 2013 Final,Bucaramanga • ATP CH 35 2010 1/2 final,Houston • ATP 250 2008 1/2 final,Houston • ATP 250 2014 1/2 final,Lexington • ATP CH 50 2008 3rd round,French Open • Grand Slam 2009 3rd round,Washington • ATP 500 2012 1/4 final,Kitzbuhel • ATP 250 2012 1/4 final,Umag • ATP 250 2010 1/4 final,Brisbane • ATP 250 2009 1/4 final,Indianapolis • ATP 250 2007 3rd round,Washington • ATP 250 2013 1/4 final,Aptos • ATP CH 100 2013 1/4 final,Vancouver • ATP CH 100 2013 1/4 final,Savannah • ATP CH 50 2013 1/4 final,Barranquilla • ATP CH 50 2014 1/4 final,Santos • ATP CH 35 2014 1/4 final,Santiago • ATP CH 35 2010 2nd round,Australian Open • Grand Slam 2008 2nd round,US Open • Grand Slam 2007 2nd round,US Open • Grand Slam 2008 2nd round,Tokyo • ATP 500 2010 2nd round,Delray Beach • ATP 250 2009 2nd round,Vienne • ATP 250 2009 2nd round,Moscou • ATP 250 2008 2nd round,New Haven • ATP 250