Can anyone comment on value of patent and potential licensing revenues. I found one patent holder [1] but I assume they are several others that can claim and r

Can anyone comment on value of patent and potential licensing revenues. I found one patent holder [1] but I assume they are several others that can claim and request licensing fees. [1] http://www.google.com/patents/US20060103727 http://www.google.com/patents/US20060103727