Inventor
ESERKALN PAUL W
US6 patents
⚠️ This page may combine multiple inventors who share the name “ESERKALN PAUL W”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PENTAIR FILTRATION INC
4 patentsUS7540957B1Jun 2, 2009
Modular drinking water filtration system with bottom load cartridges with grip-enhanced end rings and color coding
PENTAIR FILTRATION INC62 citations93
US7695619B2Apr 13, 2010
Modular drinking water filtration system with adapter rings for replaceable cartridges to assure proper fit
PENTAIR FILTRATION INC40 citations90
US7662283B2Feb 16, 2010
Modular drinking water filtration system with locking arrangement to assure filter cartridge compatibility
PENTAIR FILTRATION INC34 citations90
US7540956B1Jun 2, 2009
Modular drinking water filtration system with removable and replaceable RO spindle
PENTAIR FILTRATION INC42 citations90