Career
In his career, Hilliman played for Dutch Basketball League clubs and ZZ Leiden in his career. From 2007 till 2011, he played for the Dutch national basketball team From 2005 till 2009 Patrick played in Spain for several teams in the lower divisions of the country.
In 2009 Hilliman left Spain for Holland to go play for the.
Hilliman had a impressive debut season in the DBL, as he averaged 13.6 points and a league-leading 10.2 rebounds per game. Midway through the 2010-2011 season Hilliman made a transfer to, after also Groningen and Den Bosch were looking to acquire him.
He was also named a DBL All-Star again in 2011-2012. Foreign the 2013-2014 season Hilliman took his talents to Belgium, where he would start playing for Sint-January Basket in the Belgian Second Division.
Foreign the 2014-2015 season Hilliman returned to Holland, when he signed with Portuguese of Den Helder Kings.
In December 2014, Den Helder Kings was declared bankrupt and was dissolved. Club Individual.