FS

Fredrick Spears

Overall (All Time): #1,576,034 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7540796 Inflatable buoyancy device with water-dependant triggering mechanism Manfred Bradley Olson 2009-06-02
7232354 Inflatable buoyancy device with water-dependant triggering mechanism Manfred Bradley Olson 2007-06-19
6770244 Dianostic sample tube including anti-rotation apparatus Jason Dominik Hool, Javier Urena, Osamu Ohno 2004-08-03