Assignee
NORDIC WATER PROD AB
SE·19 granted patents·3 pending applications·245 citations·filing 1991–2020
Top patents by PatentIndex Score
22 records- 0185US10220335B2Filter discNORDIC WATER PROD AB·Filed 2017·Granted Mar 5, 2019·3 cites·10 claims
- 0283US10807023B2Method for the treatment of water and wastewaterNORDIC WATER PROD AB·Filed 2014·Granted Oct 20, 2020·5 cites·13 claims
- 0382US7335311B2Sludge treatmentNORDIC WATER PROD AB·Filed 2004·Granted Feb 26, 2008·23 cites·17 claims
- 0477US10913016B2Filter discNORDIC WATER PROD AB·Filed 2018·Granted Feb 9, 2021·1 cites·2 claims
- 0575US7410568B2Sludge treatmentNORDIC WATER PROD AB·Filed 2008·Granted Aug 12, 2008·9 cites·29 claims
- 0664US5804071ARotating disc filter meansNORDIC WATER PROD AB·Filed 1995·Granted Sep 8, 1998·38 cites·7 claims
- 0763US5685983AApparatus for filtering liquids containing particlesNORDIC WATER PROD AB·Filed 1994·Granted Nov 11, 1997·39 cites·5 claims
- 0860US11517834B2Fiber disc filter having structure for preventing damage to fabric filterNORDIC WATER PROD AB·Filed 2019·Granted Dec 6, 2022·1 cites·5 claims
- 0960US6899231B2Settling deviceNORDIC WATER PROD AB·Filed 2002·Granted May 31, 2005·8 cites·14 claims
- 1060US5681472AMethod and apparatus for separating gaseous bubbles and sand from a liquid flowNORDIC WATER PROD AB·Filed 1992·Granted Oct 28, 1997·28 cites·6 claims
- 1157US5667680AArrangement in liquid filters in which the filtrate is divided in two fractionsNORDIC WATER PROD AB·Filed 1994·Granted Sep 16, 1997·25 cites·5 claims
- 1252US5372720AMethod for purification of wastewaterNORDIC WATER PROD AB·Filed 1991·Granted Dec 13, 1994·19 cites·20 claims
- 1348US11679344B2Automatic cleaning of lamella plate settlerNORDIC WATER PROD AB·Filed 2019·Granted Jun 20, 2023·0 cites·19 claims
- 1447US5698106AFiltration process and apparatusNORDIC WATER PROD AB·Filed 1992·Granted Dec 16, 1997·15 cites·9 claims
- 1547US5472610ABlowing a gas into a granular filter bedNORDIC WATER PROD AB·Filed 1992·Granted Dec 5, 1995·12 cites·12 claims
- 1647US2022161164A1Filter element for filter disc comprising elevated restriction edgesNORDIC WATER PROD AB·Filed 2020·Application pending·0 cites
- 1742US2013011274A1Compressed air supply for the operation of moving bed filtersNORDIC WATER PROD AB·Filed 2011·Application pending·0 cites
- 1839US2017050124A1Lamella settlerNORDIC WATER PROD AB·Filed 2015·Application pending·0 cites
- 1934US6065608AApparatus for filtering liquidsNORDIC WATER PROD AB·Filed 1997·Granted May 23, 2000·6 cites·18 claims
- 2034US5755959ADevice for supplying a suspension to a filter at different levels within the filter and in proportions such that a uniformly distributed flow of suspension is achieved across the filter areaNORDIC WATER PROD AB·Filed 1994·Granted May 26, 1998·9 cites·8 claims
- 2132USD606621SFilter elementNORDIC WATER PROD AB·Filed 2008·Granted Dec 22, 2009·1 cites·1 claims
- 2226US5762801AProcess and apparatus for biological treatment of waterNORDIC WATER PROD AB·Filed 1994·Granted Jun 9, 1998·3 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when NORDIC WATER PROD AB files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →