Inventor

PROFFITT DONALD E

US3 patents

⚠️ This page may combine multiple inventors who share the name “PROFFITT DONALD E”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

PANASONIC CORP NORTH AMERICA

2 patents

US7673369B2Mar 9, 2010

Floor cleaning apparatus with filter cleaning system

PANASONIC CORP NORTH AMERICA11 citations80

US7386917B2Jun 17, 2008

Vacuum cleaner with quick release wand

PANASONIC CORP NORTH AMERICA4 citations57

LEXMARK INT INC

1 patent

US9818006B1Nov 14, 2017

RFID tag programming in a duplexer

LEXMARK INT INC3 citations61