Inventor · disambiguated record
James Johannsen
Also filed as: JOHANNSEN JAMES · JOHANNSEN JAMES R · JOHANNSEN JAMES ROBERT
6 granted patents·217 citations·filing 1975–2001
86Inventor score
Top patents by PatentIndex Score
6 records- 0189US5774529AApparatus to provide a remote display of the operating condition of a water treatment systemFiled 1996·Granted Jun 30, 1998·84 cites·13 claims
- 0285US6456202B2System for monitoring the status of a water softenerECOWATER SYSTEMS INC·Filed 2001·Granted Sep 24, 2002·35 cites·12 claims
- 0383US4392417AVariable dead band pressure control systemMCQUAY PERFEX INC·Filed 1980·Granted Jul 12, 1983·48 cites·3 claims
- 0462US4257318AVariable dead band pressure control systemMCQUAY PERFEX INC·Filed 1979·Granted Mar 24, 1981·21 cites·17 claims
- 0558US4006454AAnalog to digital converter for asynchronous detectorMOTOROLA INC·Filed 1975·Granted Feb 1, 1977·12 cites·19 claims
- 0644US5363087AApparatus for providing a regenerant solution to a regenerable liquid treatment medium bedECOWATER SYSTEMS INC·Filed 1993·Granted Nov 8, 1994·17 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →