Inventor · disambiguated record
Helge Grann
Also filed as: GRANN HELGE
11 granted patents·34 citations·filing 2002–2017
86Inventor score
Top patents by PatentIndex Score
11 records- 0173US8333575B2Pump assemblyGRANN HELGE·Filed 2006·Granted Dec 18, 2012·8 cites·24 claims
- 0269US8610324B2Magnetic drive arrangementGRANN HELGE·Filed 2008·Granted Dec 17, 2013·7 cites·9 claims
- 0368US8152499B2Eccentric screw pumpBRUN ESBEN GROENBORG·Filed 2007·Granted Apr 10, 2012·7 cites·12 claims
- 0465US8708565B2Bearing arrangementVEDSTED PER FROST·Filed 2008·Granted Apr 29, 2014·3 cites·13 claims
- 0558US8308459B2Moineau pumpGRANN HELGE·Filed 2008·Granted Nov 13, 2012·2 cites·10 claims
- 0649US9074625B2Bearing arrangementVEDSTED PER FROST·Filed 2008·Granted Jul 7, 2015·0 cites·15 claims
- 0749US6729622B2Ready-to-mount axial face sealGRUNDFOS AS·Filed 2002·Granted May 4, 2004·5 cites·24 claims
- 0847US11162504B2Centrifugal pumpGRUNDFOS HOLDING AS·Filed 2017·Granted Nov 2, 2021·0 cites·8 claims
- 0945US9429164B2Rotor for a canned motorKJAER OLUF·Filed 2008·Granted Aug 30, 2016·2 cites·10 claims
- 1045US8807920B2Pump assemblyGRANN HELGE·Filed 2008·Granted Aug 19, 2014·0 cites·14 claims
- 1143US8729768B2Rotor made of magnetic materialGRANN HELGE·Filed 2010·Granted May 20, 2014·0 cites·12 claims
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