Inventor · disambiguated record
David T. Bardwell
Also filed as: BARDWELL DAVID · BARDWELL DAVID T
10 granted patents·3 pending applications·162 citations·filing 1987–2016
90Inventor score
Files withECOWATER SYSTEMS INC4KX TECHNOLOGIES LLC4ECOWATER SYSTEMS LLC3DERATA CORP1SHERMAN MICHAEL J1
Top patents by PatentIndex Score
13 records- 0197USD755922SFiltration systemKX TECHNOLOGIES LLC·Filed 2014·Granted May 10, 2016·22 cites·1 claims
- 0292USD437384SBrine tank for a two tank water softenerECOWATER SYSTEMS INC·Filed 2000·Granted Feb 6, 2001·60 cites·1 claims
- 0388US8945383B2Filtration systemSHERMAN MICHAEL J·Filed 2012·Granted Feb 3, 2015·6 cites·17 claims
- 0481USD304616SMedicament injectorDERATA CORP·Filed 1987·Granted Nov 14, 1989·22 cites·1 claims
- 0579US8951415B2Filtration systemKX TECHNOLOGIES LLC·Filed 2013·Granted Feb 10, 2015·4 cites·12 claims
- 0677USD439950SSingle tank water softenerECOWATER SYSTEMS INC·Filed 2000·Granted Apr 3, 2001·24 cites·1 claims
- 0768US9937450B2Filtration systemKX TECHNOLOGIES LLC·Filed 2014·Granted Apr 10, 2018·0 cites·11 claims
- 0865US10035089B2Filtration systemKX TECHNOLOGIES LLC·Filed 2016·Granted Jul 31, 2018·0 cites·7 claims
- 0965USD444087SRemote display unit for water treatment equipment to illustrate the operating status of the water treatment equipmentECOWATER SYSTEMS INC·Filed 2000·Granted Jun 26, 2001·18 cites·1 claims
- 1055US2010101990A1Apparatus and Method for Isolation from and Support of a Carbon Filtration System from an Ion Exchange SystemECOWATER SYSTEMS LLC·Filed 2007·Application pending·0 cites
- 1150US2010320152A1Apparatus and Method for Isolation from and Support of a Carbon Filtration System from an Ion Exchange SystemECOWATER SYSTEMS LLC·Filed 2010·Application pending·0 cites
- 1244USD465546SWater softener having a contoured and sloping lidECOWATER SYSTEMS INC·Filed 2002·Granted Nov 12, 2002·6 cites·1 claims
- 1342US2016229704A1Method for monitoring and controlling fluid flow in a water treatment systemECOWATER SYSTEMS LLC·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when David T. Bardwell files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →