DB

Douglas L. Blocker

TA Tacony: 8 patents #2 of 13Top 20%
AN Angeles: 5 patents #3 of 15Top 20%
Overall (All Time): #385,057 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
8393052 Dual motor upright vacuum cleaner John F. Kaido 2013-03-12
8020252 Dual motor upright vacuum cleaner John F. Kaido 2011-09-20
7805807 Dual motor upright vacuum cleaner John F. Kaido 2010-10-05
7627927 Vacuum cleaner with sensing system John F. Kaido, T. Joy H. Petty 2009-12-08
7386915 Dual motor upright vacuum cleaner John F. Kaido 2008-06-17
7353563 Vacuum cleaner height adjustment Keith Ryan Green, Richard J. Reis 2008-04-08
7310855 Vacuum cleaner counter-balance mechanism John F. Kaido, Keith Ryan Green 2007-12-25
D518258 Brush roll for a vacuum cleaner David T. Hamm 2006-03-28
6022075 Chair cushion Ray G. Kelly, Sharon A. Turnbough, Francois Seve 2000-02-08
5605389 Cabinet, bookcase, locker and cubby structures Ray G. Kelly, Sharon A. Turnbough, Allan Flowers 1997-02-25
D370141 Tall book display rack Ray G. Kelly, Sharon A. Turnbough 1996-05-28
5483904 Light weight table structures Ray G. Kelly, Sharon A. Turnbough, Diane Taraskavage 1996-01-16
5447242 Tall book display rack Ray G. Kelly, Sharon A. Turnbough 1995-09-05