With the assistance of IP veteran, Pat Nunally, management and outside law firms have been conducting patent due diligence while evaluating the licensing potential to companies in the cell phone, PDA/Pocket PC, portable A/V recorder, digital camera, camcorder, and other portable device industries.
I'd say some big fish in these areas would be Qualcomm, Motorola, LG, Blackberry, Nokia, Sony, Panasonic, JVC, Canon, Hitachi, Sharp, and Samsung just to name a few.