DF

David Follette

IS Ise: 1 patents #18 of 23Top 80%
Overall (All Time): #2,118,254 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7669862 Foldable spider wheel for ascending and descending stairs Steven Kamara, Michael Yang 2010-03-02
7531026 Deaeration device and method of use Kevin T. Stone 2009-05-12