Michael T. Guttman has been granted 4 US patents while listed as an inventor at Spyrus. The first was granted in 2008 and the most recent in July 2012. Michael T. Guttman ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Michael T. Guttman in Yermo, CA, US.