Inventor · disambiguated record
Douglas W. Lee
Also filed as: LEE DOUGLAS · LEE DOUGLAS W · LEE DOUGLAS WALKER
17 granted patents·86 citations·filing 2004–2018
93Inventor score
Top patents by PatentIndex Score
17 records- 0189US8080158B2Vessel and method for treating contaminated waterLEE DOUGLAS W·Filed 2005·Granted Dec 20, 2011·19 cites·38 claims
- 0288US9943784B2Filter backwash nozzleEXTERRAN WATER SOLUTIONS ULC·Filed 2015·Granted Apr 17, 2018·7 cites·29 claims
- 0384US8475663B2Vessel and method for treating contaminated waterLEE DOUGLAS W·Filed 2010·Granted Jul 2, 2013·4 cites·10 claims
- 0482US8323489B2Vessel and method for treating contaminated waterLEE DOUGLAS W·Filed 2011·Granted Dec 4, 2012·3 cites·13 claims
- 0579US9174149B2Method and device for cleaning non-fixed media filtersLEE DOUGLAS W·Filed 2007·Granted Nov 3, 2015·14 cites·41 claims
- 0675US7159854B2Apparatus and method for producing small gas bubbles in liquidsGLR SOLUTIONS LTD·Filed 2004·Granted Jan 9, 2007·17 cites·22 claims
- 0774US9150430B2Vessel and method for treating contaminated waterGLR SOLUTIONS LTD·Filed 2013·Granted Oct 6, 2015·1 cites·14 claims
- 0871US7419143B2Apparatus and method for producing small gas bubbles in liquidsGLR SOLUTIONS LTD·Filed 2007·Granted Sep 2, 2008·4 cites·7 claims
- 0969US9890059B2Gas flotation tankEXTERRAN WATER SOLUTIONS ULC·Filed 2014·Granted Feb 13, 2018·1 cites·15 claims
- 1068US7278630B2Apparatus and method for producing small gas bubbles in liquidsGLR SOLUTIONS LTD·Filed 2006·Granted Oct 9, 2007·3 cites·31 claims
- 1168US7108250B2Apparatus and method for producing small gas bubbles in liquidsGLR SOLUTIONS LTD·Filed 2006·Granted Sep 19, 2006·3 cites·5 claims
- 1266US9878268B2Phase separation tankEXTERRAN WATER SOLUTIONS ULC·Filed 2014·Granted Jan 30, 2018·1 cites·18 claims
- 1366US8968571B2Method and device for converting horizontal tanks into gas flotation separatorsLEE DOUGLAS W·Filed 2007·Granted Mar 3, 2015·6 cites·24 claims
- 1465US9409796B2Gas flotation tankKIRK TODD WILLIAM·Filed 2013·Granted Aug 9, 2016·3 cites·15 claims
- 1559US10329168B2Vessel and method for treating contaminated waterEXTERRAN WATER SOLUTIONS ULC·Filed 2015·Granted Jun 25, 2019·0 cites·11 claims
- 1655US10376818B2Filter backwash nozzleEXTERRAN WATER SOLUTIONS ULC·Filed 2018·Granted Aug 13, 2019·0 cites·12 claims
- 1741US10377641B2Gas flotation tankEXTERRAN WATER SOLUTIONS ULC·Filed 2018·Granted Aug 13, 2019·0 cites·18 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →