Mark J. Schlaffer has been granted 4 US patents while listed as an inventor at Compaq Computer. The first was granted in 2000 and the most recent in September 2004. Mark J. Schlaffer ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Mark J. Schlaffer in Pinehurst, TX, US.