DH

David T. Hamm

TA Tacony: 6 patents #3 of 13Top 25%
Overall (All Time): #875,230 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
D518258 Brush roll for a vacuum cleaner Douglas L. Blocker 2006-03-28
6290422 Vacuum cleaner hook assembly John F. Kaido 2001-09-18
D443121 Vacuum cleaner handle John F. Kaido 2001-05-29
D432282 Vacuum cleaner John F. Kaido 2000-10-17
D431332 Vacuum cleaner John F. Kaido 2000-09-26
6106182 Vacuum cleaner hook assembly John F. Kaido 2000-08-22