Inventor

JOHANNSEN JAMES

US3 patents

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

ECOWATER SYSTEMS INC

2 patents

US6456202B2Sep 24, 2002

System for monitoring the status of a water softener

ECOWATER SYSTEMS INC35 citations90

US5363087ANov 8, 1994

Apparatus for providing a regenerant solution to a regenerable liquid treatment medium bed

ECOWATER SYSTEMS INC17 citations67

(unassigned)

1 patent

US5774529AJun 30, 1998

Apparatus to provide a remote display of the operating condition of a water treatment system

84 citations92