Assignee
NELSON IRRIGATION CORP
US·151 granted patents·10 pending applications·4,821 citations·filing 1976–2025
Top patents by PatentIndex Score
161 records- 0198US6499672B1Micro-stream rotator with adjustment of throw radius and flow rateNELSON IRRIGATION CORP·Filed 2000·Granted Dec 31, 2002·99 cites·29 claims
- 0297US7287710B1Sprinkler with magnetic nutating mechanism and related methodNELSON IRRIGATION CORP·Filed 2006·Granted Oct 30, 2007·73 cites·8 claims
- 0397US6651905B2Adjustable arc, adjustable flow rate sprinklerNELSON IRRIGATION CORP·Filed 2001·Granted Nov 25, 2003·110 cites·108 claims
- 0497US6382530B1Pressure compensating drip tapeNELSON IRRIGATION CORP·Filed 2000·Granted May 7, 2002·94 cites·23 claims
- 0597US5875815ACombination pressure regulator/drain check valveNELSON IRRIGATION CORP·Filed 1997·Granted Mar 2, 1999·150 cites·8 claims
- 0697US5257646AO-ring damped regulatorNELSON IRRIGATION CORP·Filed 1992·Granted Nov 2, 1993·102 cites·24 claims
- 0797US4073438ASprinkler headNELSON IRRIGATION CORP·Filed 1976·Granted Feb 14, 1978·136 cites·23 claims
- 0896US12036569B2Automatic reversible arc sprinklerNELSON IRRIGATION CORP·Filed 2021·Granted Jul 16, 2024·5 cites·20 claims
- 0996USRE33823ERotary sprinkler headNELSON IRRIGATION CORP·Filed 1989·Granted Feb 18, 1992·116 cites·40 claims
- 1095US11277714B2Wireless networkNELSON IRRIGATION CORP·Filed 2020·Granted Mar 15, 2022·8 cites·31 claims
- 1195US10399108B2Sprinkler with modular components and pop up deflectorNELSON IRRIGATION CORP·Filed 2016·Granted Sep 3, 2019·10 cites·12 claims
- 1295US7032836B2Adjustable arc, adjustable flow rate sprinklerNELSON IRRIGATION CORP·Filed 2003·Granted Apr 25, 2006·96 cites·31 claims
- 1395US6736332B2Adjustable arc, adjustable flow rate sprinklerNELSON IRRIGATION CORP·Filed 2002·Granted May 18, 2004·102 cites·27 claims
- 1495US5288022APart circle rotator with improved nozzle assemblyNELSON IRRIGATION CORP·Filed 1993·Granted Feb 22, 1994·135 cites·29 claims
- 1594US10194598B2Proximity programmed, globally synchronized irrigation controller and systemNELSON IRRIGATION CORP·Filed 2015·Granted Feb 5, 2019·21 cites·30 claims
- 1694US7942345B2Sprinkler with nutating mechanism and optional weightNELSON IRRIGATION CORP·Filed 2008·Granted May 17, 2011·37 cites·24 claims
- 1794US7562833B2Sprinkler with magnetic nutating mechanism and related methodNELSON IRRIGATION CORP·Filed 2006·Granted Jul 21, 2009·37 cites·12 claims
- 1894US7401622B2Modular pressure regulatorNELSON IRRIGATION CORP·Filed 2006·Granted Jul 22, 2008·39 cites·25 claims
- 1994US7159795B2Adjustable arc, adjustable flow rate sprinklerNELSON IRRIGATION CORP·Filed 2004·Granted Jan 9, 2007·86 cites·40 claims
- 2094US6244521B1Micro-stream rotator with adjustment of throw radius and flow rateNELSON IRRIGATION CORP·Filed 1999·Granted Jun 12, 2001·101 cites·12 claims
- 2194US5372307ARotary sprinkler stream interrupterNELSON IRRIGATION CORP·Filed 1993·Granted Dec 13, 1994·113 cites·26 claims
- 2294US5058806AStream propelled rotary pop-up sprinkler with adjustable sprinkling patternNELSON IRRIGATION CORP·Filed 1990·Granted Oct 22, 1991·172 cites·30 claims
- 2394US4796811ASprinkler having a flow rate compensating slow speed rotary distributorNELSON IRRIGATION CORP·Filed 1988·Granted Jan 10, 1989·128 cites·22 claims
- 2493US10239066B2Orbital sprinkler with speed control brakeNELSON IRRIGATION CORP·Filed 2016·Granted Mar 26, 2019·10 cites·43 claims
- 2593US9657790B2Viscous rotational speed control deviceNELSON IRRIGATION CORP·Filed 2015·Granted May 23, 2017·5 cites·16 claims
- 2693US9587687B2Viscous rotational speed control deviceNELSON IRRIGATION CORP·Filed 2015·Granted Mar 7, 2017·7 cites·16 claims
- 2793US7300004B2Traveling sprinkler incorporating automatic water supply valve docking stationNELSON IRRIGATION CORP·Filed 2004·Granted Nov 27, 2007·59 cites·75 claims
- 2893US4660766ARotary sprinkler headNELSON IRRIGATION CORP·Filed 1985·Granted Apr 28, 1987·107 cites·39 claims
- 2992US11408515B2Pressure regulator having an oblique valve seatNELSON IRRIGATION CORP·Filed 2020·Granted Aug 9, 2022·4 cites·27 claims
- 3092US9971361B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2016·Granted May 15, 2018·7 cites·33 claims
- 3192US8028932B2Sprinkler with nutating mechanism and optional weightNELSON IRRIGATION CORP·Filed 2009·Granted Oct 4, 2011·26 cites·19 claims
- 3292US7143957B2Two-axis full-circle sprinkler with bent, rotating nozzleNELSON IRRIGATION CORP·Filed 2004·Granted Dec 5, 2006·60 cites·18 claims
- 3392US6494384B1Reversible and adjustable part circle sprinklerNELSON IRRIGATION CORP·Filed 2001·Granted Dec 17, 2002·65 cites·17 claims
- 3492US5671886ARotary sprinkler stream interrupter with enhanced emitting streamNELSON IRRIGATION CORP·Filed 1995·Granted Sep 30, 1997·94 cites·17 claims
- 3592US5588595ANutating sprinklerNELSON IRRIGATION CORP·Filed 1995·Granted Dec 31, 1996·106 cites·15 claims
- 3691US11126208B2Multi-function pressure regulation valveNELSON IRRIGATION CORP·Filed 2019·Granted Sep 21, 2021·6 cites·21 claims
- 3791US10508751B2Pilot valveNELSON IRRIGATION CORP·Filed 2018·Granted Dec 17, 2019·6 cites·19 claims
- 3891US6688539B2Water distribution plate for rotating sprinklersNELSON IRRIGATION CORP·Filed 2001·Granted Feb 10, 2004·83 cites·11 claims
- 3991US5439174ANutating sprinklerNELSON IRRIGATION CORP·Filed 1994·Granted Aug 8, 1995·115 cites·12 claims
- 4091US4986474AStream propelled rotary pop-up sprinklerNELSON IRRIGATION CORP·Filed 1989·Granted Jan 22, 1991·90 cites·29 claims
- 4190US11511290B2Flow control device with drain checkNELSON IRRIGATION CORP·Filed 2021·Granted Nov 29, 2022·2 cites·15 claims
- 4290US10416689B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2018·Granted Sep 17, 2019·6 cites·42 claims
- 4390US9387494B2Sprinkler with multi-functional, side-load nozzle insert with ball-type valveNELSON IRRIGATION CORP·Filed 2013·Granted Jul 12, 2016·11 cites·22 claims
- 4490US9367070B2Pressure regulator having single strut seat with strut coaxial to plungerNELSON IRRIGATION CORP·Filed 2014·Granted Jun 14, 2016·13 cites·46 claims
- 4590US5671885ANutating sprinkler with rotary shaft and sealNELSON IRRIGATION CORP·Filed 1995·Granted Sep 30, 1997·86 cites·16 claims
- 4690US5224653AModular sprinkler assemblyNELSON IRRIGATION CORP·Filed 1992·Granted Jul 6, 1993·84 cites·25 claims
- 4790USD312865SSprinkler water distributorNELSON IRRIGATION CORP·Filed 1988·Granted Dec 11, 1990·34 cites·1 claims
- 4889US9534619B2Sprinkler with multi-functional, side-load nozzle with nozzle storage clip and related toolNELSON IRRIGATION CORP·Filed 2013·Granted Jan 3, 2017·13 cites·8 claims
- 4989US7100842B2Two-axis full-circle sprinklerNELSON IRRIGATION CORP·Filed 2004·Granted Sep 5, 2006·54 cites·23 claims
- 5089US6827291B2Reversible adjustable arc sprinklerNELSON IRRIGATION CORP·Filed 2003·Granted Dec 7, 2004·60 cites·17 claims
Showing the top 50 of 161 patent records by PatentIndex Score.
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