DH

Daniel C. Hanna

📍 Portland, OR: #973 of 9,213 inventorsTop 15%
🗺 Oregon: #2,266 of 28,073 inventorsTop 9%
Overall (All Time): #233,304 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Showing 1–19 of 19 patents

Patent #TitleCo-InventorsDate
12054187 Expandable dolly 2024-08-06
10864449 Rotatable chair with projectile launcher 2020-12-15
6449877 Air dryer for use in a vehicle wash system Dennis R. Cote, Wayne E. Carlson, Ira William Wills 2002-09-17
D415863 Frame for car wash equipment Dennis R. Cote, Gary B. Fulmer, Dale Scott Marion 1999-10-26
4830033 Pressure wheel washer 1989-05-16
4798217 Front, top and rear applicator for a vehicle wash 1989-01-17
4756041 Apparatus for washing the upright surfaces of vehicles 1988-07-12
4670929 Vehicle washing apparatus and brush construction 1987-06-09
4608726 Wraparound brush 1986-09-02
4567620 Vehicle washing apparatus with improved washing elements 1986-02-04
4559721 Top nozzle air dryer with counterbalanced motor assembly 1985-12-24
4472889 Top nozzle air dryer with counterbalanced motor assembly 1984-09-25
4462133 Vehicle washing apparatus with elevatable washing elements 1984-07-31
4445246 Tensioning device for wraparound brushing mechanism 1984-05-01
4441226 Car washing apparatus 1984-04-10
4439883 Vehicle washing apparatus 1984-04-03
4374496 Vehicle conveyor 1983-02-22
4308631 Automatic wheel washing apparatus 1982-01-05
4228006 Domestic water system 1980-10-14