Please do not be duped as I was (and many 1000's of others have been by Davison Inventigration. They are the most polished, slickest scam artists out there!
Of over 42,800 who've sent them money, many 10-14,000.00, on 13 (since 1989) have made more from invention that what they paid to Davison).
Have 163 complaints with BBB of Pittsburgh, many unresolved.
Were sued 26,000,000 by FTC in Apr. 2006, and they are still doing everything they were sued for!!
Have 26 complaints on "www.USPTO.gov (U.S. Patent and Trademark Office).
Monetary Loss: $685.