Each was spotted on the field with the team during offseason mini-camps.
The program, held annually by all 32 teams, has produced a number of full-time NFL coaches, including current Bears head coach Lovie Smith and current Steelers head coach Mike Tomlin.
Patten played four seasons (2001-2004) with the Patriots, winning three Super Bowls, and finished with career highs in both catches (61) and receiving yards (824) in 2002.
Yates, a nine-year NFL veteran, was a member of the Patriots organization from 2004 to 2008, including time on both the active roster and practice squad. The guard finished his NFL career with 25 career games played and 11 games started.