Inventor
THOMPSON MAYNARD L
US4 patents
Patents
4 patentsUS5679137AOct 21, 1997
Optical dirty cell sensor for an electronic air cleaner
HONEYWELL INC80 citations93
US4547950AOct 22, 1985
Method of spacing the folds of a folded filter media
HONEYWELL INC86 citations92
US4138531AFeb 6, 1979
Battery holder for a control device
HONEYWELL INC13 citations70
US4582382AApr 15, 1986
Electrical connector for oxidized surface
HONEYWELL INC0 citations38