Inventor · disambiguated record
Niels D. Jensen
Also filed as: JENSEN NIELS D · JENSEN NIELS DUE
53 granted patents·1 pending application·1,917 citations·filing 1981–2022
99Inventor score
Top patents by PatentIndex Score
54 records- 0199USD372719SWater pumpGRUNDFOS AS·Filed 1994·Granted Aug 13, 1996·122 cites·1 claims
- 0296US6548976B2Method for the commutation of a polyphase permanent magnet motorGRUNDFOS AS·Filed 2001·Granted Apr 15, 2003·87 cites·17 claims
- 0394US6326752B1Method for the commutation of a polyphase permanent magnet motorGRUNDFOS AS·Filed 1999·Granted Dec 4, 2001·94 cites·4 claims
- 0494US5158436APump with speed controller responsive to temperatureGRUNDFOS INT·Filed 1991·Granted Oct 27, 1992·160 cites·9 claims
- 0592US6208112B1Method for controlling a voltage/frequency converter controlled single-phase or polyphase electric motorGRUNDFOS AS·Filed 1999·Granted Mar 27, 2001·103 cites·16 claims
- 0692US5598080AStarting device for a single-phase induction motorGRUNDFOS AS·Filed 1993·Granted Jan 28, 1997·111 cites·4 claims
- 0792US4963778AFrequency converter for controlling a motorGRUNDFOS INT·Filed 1990·Granted Oct 16, 1990·191 cites·2 claims
- 0892US4834624APump assembly for delivering liquids and gasesGRUNDFOS INT·Filed 1987·Granted May 30, 1989·140 cites·7 claims
- 0989US5714816AElectric motorGRUNDFOS AS·Filed 1996·Granted Feb 3, 1998·100 cites·9 claims
- 1087US5332369APump unit with cooling jacket for electric motorGRUNDFOS AS·Filed 1992·Granted Jul 26, 1994·59 cites·10 claims
- 1182US4475873AWet-motor pumpGRUNDFOS AS·Filed 1982·Granted Oct 9, 1984·41 cites·1 claims
- 1277US4465437APump comprising a canned motorGRUNDFOS AS·Filed 1982·Granted Aug 14, 1984·35 cites·4 claims
- 1376US4518318APumping setsGRUNDFOS AS·Filed 1983·Granted May 21, 1985·32 cites·3 claims
- 1473US4908757AStatic frequency converter, especially a frequency converter controlling and/or adjusting the performance data of an electromotorGRUNDFOS INT·Filed 1989·Granted Mar 13, 1990·33 cites·3 claims
- 1572US6085596APressure sensor having an insulating layer and fluid tight amorphous metal layerGRUNDFOS AS·Filed 1997·Granted Jul 11, 2000·45 cites·14 claims
- 1672US4447189ACentrifugal pump for moving gaseous liquidsGRUNDFOS AS·Filed 1982·Granted May 8, 1984·28 cites·4 claims
- 1771US6030709AElectronic componentGRUNDFOS AS·Filed 1997·Granted Feb 29, 2000·44 cites·15 claims
- 1871USD357687SPump housingGRUNDFOS AS·Filed 1993·Granted Apr 25, 1995·14 cites·1 claims
- 1970US4930996AImmersion pump assemblyGRUNDFOS INT·Filed 1989·Granted Jun 5, 1990·26 cites·5 claims
- 2065USD364172SPumpGRUNDFOS AS·Filed 1994·Granted Nov 14, 1995·11 cites·1 claims
- 2163US4842725AAssembly for making up untreated water according to the principle of reverse osmosisGRUNDFOS INT·Filed 1988·Granted Jun 27, 1989·20 cites·11 claims
- 2262US5028218AImmersion pump assemblyGRUNDFOS INT·Filed 1989·Granted Jul 2, 1991·24 cites·10 claims
- 2362US4981420AImmersion pumpGRUNDFOS INT·Filed 1989·Granted Jan 1, 1991·23 cites·7 claims
- 2462US4436486ACirculating pump unitGRUNDFOS AS·Filed 1981·Granted Mar 13, 1984·16 cites·3 claims
- 2561US6273684B1Centrifugal pump unitGRUNDFOS AS·Filed 2000·Granted Aug 14, 2001·15 cites·10 claims
- 2661US4427421ADevice for separating gas out of liquidsGRUNDFOS AS·Filed 1981·Granted Jan 24, 1984·20 cites·19 claims
- 2756US6322332B1Device for the external cooling of the electric drive motor of a centrifugal pump unitGRUNDFOS AS·Filed 1999·Granted Nov 27, 2001·20 cites·9 claims
- 2856US6022196ASubmersible motor unitGRUNDFOS AS·Filed 1998·Granted Feb 8, 2000·23 cites·12 claims
- 2955US6140725AWet-running submersible motor for driving a centrifugal pumpGRUNDFOS AS·Filed 1998·Granted Oct 31, 2000·25 cites·7 claims
- 3055US4842480AMulti-stage inline rotary pumpGRUNDFOS INT·Filed 1987·Granted Jun 27, 1989·19 cites·6 claims
- 3155US4507583APiezo-electric level detectorGRUNDFOS AS·Filed 1984·Granted Mar 26, 1985·16 cites·14 claims
- 3254US4877372AMulti-stage rotary pumpGRUNDFOS INT·Filed 1988·Granted Oct 31, 1989·17 cites·2 claims
- 3353US4549849APumping assembliesGRUNDFOS AS·Filed 1983·Granted Oct 29, 1985·14 cites·6 claims
- 3452US5975842ASensor arrangementGRUNDFOS AS·Filed 1998·Granted Nov 2, 1999·19 cites·15 claims
- 3552US4358299AGas separator for liquid-conducting systemsGRUNDFOS AS·Filed 1981·Granted Nov 9, 1982·12 cites·12 claims
- 3647US5224389AMethod and apparatus for taking samples from a groundwater monitoring siteGRUNDFOS INT·Filed 1990·Granted Jul 6, 1993·25 cites·8 claims
- 3747US5202596AElectric motorGRUNDFOS INT·Filed 1991·Granted Apr 13, 1993·16 cites·7 claims
- 3846USD884744SPumpGRUNDFOS HOLDING AS·Filed 2017·Granted May 19, 2020·3 cites·1 claims
- 3943US5176021AMethod and apparatus for making shaped metal parts by forming sheet metalGRUNDFOS INT·Filed 1992·Granted Jan 5, 1993·11 cites·9 claims
- 4042US5807073AInline centrifugal pumpGRUNDFOS AS·Filed 1997·Granted Sep 15, 1998·10 cites·7 claims
- 4142US2025044049A1A noise suppressor for a firearmJENSEN NIELS DUE·Filed 2022·Application pending·0 cites
- 4241US5022139AMethod of inserting a stator winding into a statorGRUNDFOS INT·Filed 1990·Granted Jun 11, 1991·10 cites·1 claims
- 4341US4773822APump comprising a canned motorGRUNDFOS INT·Filed 1987·Granted Sep 27, 1988·12 cites·9 claims
- 4438US5248085AGas boilerGRUNDFOS AS·Filed 1992·Granted Sep 28, 1993·8 cites·13 claims
- 4538US4647228AHeight adjusting device for machines or machine elementsGRUNDFOS AS·Filed 1985·Granted Mar 3, 1987·9 cites·11 claims
- 4635US4761592AElectric motor with overload protection circuitGRUNDFOS INT·Filed 1987·Granted Aug 2, 1988·7 cites·12 claims
- 4733US4827777AOscillating jet meterGRUNDFOS INT·Filed 1988·Granted May 9, 1989·4 cites·4 claims
- 4832US4775292APump comprising a gas separatorGRUNDFOS INT·Filed 1987·Granted Oct 4, 1988·7 cites·7 claims
- 4932US4404729AMulti-spindle machine toolsGRUNDFOS AS·Filed 1981·Granted Sep 20, 1983·4 cites·6 claims
- 5030US4729491AVent plugGRUNDFOS INT·Filed 1987·Granted Mar 8, 1988·7 cites·9 claims
Showing the top 50 of 54 patent records by PatentIndex Score.
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