Inventor
HALLETT RICHARD A
US8 patents
⚠️ This page may combine multiple inventors who share the name “HALLETT RICHARD A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HENRY FILTERS INC
5 patentsUS6125883AOct 3, 2000
Floor mounted double containment low profile sump pump assembly
HENRY FILTERS INC49 citations91
US6050788AApr 18, 2000
Pump with improved seal for filtration systems
HENRY FILTERS INC18 citations91
US5961847AOct 5, 1999
Filter apparatus with dual drive loops
HENRY FILTERS INC27 citations89
US5503520AApr 2, 1996
Pump for filtration systems
HENRY FILTERS INC5 citations72
US6629814B2Oct 7, 2003
Low profile pump
HENRY FILTERS INC2 citations62