Inventor
TSCHUDY DONALD B
US11 patents
⚠️ This page may combine multiple inventors who share the name “TSCHUDY DONALD B”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HOOVER CO
10 patentsUS4748714AJun 7, 1988
Cleaner with belt shifting
HOOVER CO50 citations92
US4171554AOct 23, 1979
Nozzle height adjustment
HOOVER CO48 citations92
USD292335SOct 13, 1987
Vacuum cleaner
HOOVER CO44 citations90
US4720887AJan 26, 1988
Upper fill tube configuration
HOOVER CO20 citations81
US4434865AMar 6, 1984
Power transmission for a cleaner
HOOVER CO21 citations80
US4405346ASep 20, 1983
Cleaner with dirt cup
HOOVER CO21 citations78
US4182618AJan 8, 1980
Fastening arrangement for upper fill tube on a soft bag cleaner
HOOVER CO9 citations73
US4178653ADec 18, 1979
Improved agitator chamber
HOOVER CO12 citations73
US4151628AMay 1, 1979
Cleaner bottom plate configuration
HOOVER CO9 citations73
US3958299AMay 25, 1976
Auxiliary air cooling system for canister cleaners
HOOVER CO5 citations62