Assignee
DWYER INSTR
66 granted patents·2 pending applications·1,046 citations·filing 1975–2020
Top patents by PatentIndex Score
68 records- 0195US9395386B2Electronic tilt compensation for diaphragm based pressure sensorsDWYER INSTR·Filed 2013·Granted Jul 19, 2016·17 cites·10 claims
- 0292US10001151B2Air flow hoodDWYER INSTR·Filed 2016·Granted Jun 19, 2018·9 cites·25 claims
- 0392USD287456SHexagonal installation key for a flow meterDWYER INSTR·Filed 1984·Granted Dec 30, 1986·31 cites·1 claims
- 0487US5183983AFlow switch assembly for fluid flow monitoringDWYER INSTR·Filed 1992·Granted Feb 2, 1993·78 cites·7 claims
- 0586US6089098ADifferential pressure switch having an isolated hall effect sensorDWYER INSTR·Filed 1999·Granted Jul 18, 2000·60 cites·15 claims
- 0685US7249517B2Pressure transmitter with power cycled hall effect sensorDWYER INSTR·Filed 2005·Granted Jul 31, 2007·18 cites·23 claims
- 0784US6981421B2Pressure gage and switchDWYER INSTR·Filed 2004·Granted Jan 3, 2006·32 cites·19 claims
- 0884US4347744ADiaphragm type differential pressure gauge with overpressure relief protectionDWYER INSTR·Filed 1980·Granted Sep 7, 1982·45 cites·11 claims
- 0983US7600427B2Gage enclosure with cover removal mechanismDWYER INSTR·Filed 2007·Granted Oct 13, 2009·13 cites·19 claims
- 1083US4537068AThermal anemometerDWYER INSTR·Filed 1983·Granted Aug 27, 1985·51 cites·7 claims
- 1181US6905242B2Sensor temperature control in a thermal anemometerDWYER INSTR·Filed 2004·Granted Jun 14, 2005·36 cites·19 claims
- 1281US6789434B2Fluid flowmeter having a hall effect sensor with an internal magnetDWYER INSTR·Filed 2002·Granted Sep 14, 2004·28 cites·15 claims
- 1380US10671098B2System, method, and apparatus for balancing an HVAC systemDWYER INSTR·Filed 2015·Granted Jun 2, 2020·3 cites·15 claims
- 1480US7281490B2Gauge having a magnetically driven pointer rotation deviceDWYER INSTR·Filed 2005·Granted Oct 16, 2007·14 cites·18 claims
- 1580US4827095ADifferential pressure switch assembly with high static pressure use characteristicsDWYER INSTR·Filed 1988·Granted May 2, 1989·35 cites·29 claims
- 1678US4559834AMultipurpose flowmeter arrangementDWYER INSTR·Filed 1984·Granted Dec 24, 1985·30 cites·14 claims
- 1777US4725700AAirflow switch for air ductsDWYER INSTR·Filed 1987·Granted Feb 16, 1988·43 cites·6 claims
- 1877US4154101AAir velocity gaugeDWYER INSTR·Filed 1978·Granted May 15, 1979·28 cites·15 claims
- 1977US4030365ADifferential pressure gaugeDWYER INSTR·Filed 1976·Granted Jun 21, 1977·31 cites·17 claims
- 2075US4385525AStrain gauge pressure transducerDWYER INSTR·Filed 1981·Granted May 31, 1983·32 cites·10 claims
- 2174US7073385B2Pressure sensor with a radially tensioned metal diaphragmDWYER INSTR·Filed 2004·Granted Jul 11, 2006·17 cites·9 claims
- 2274US4860583AAir velocity transmitter deviceDWYER INSTR·Filed 1988·Granted Aug 29, 1989·30 cites·2 claims
- 2369US4841782ATarget fluid flow indicator gaugeDWYER INSTR·Filed 1987·Granted Jun 27, 1989·27 cites·10 claims
- 2468US5373746AFlowmeter with snap fit mount end capsDWYER INSTR·Filed 1993·Granted Dec 20, 1994·30 cites·13 claims
- 2564US4890497ADifferential pressure gauge transmitterDWYER INSTR·Filed 1988·Granted Jan 2, 1990·24 cites·7 claims
- 2664US4011759ADifferential pressure gaugeDWYER INSTR·Filed 1975·Granted Mar 15, 1977·20 cites·16 claims
- 2763US9583967B2Ruggedized pressure transducer with integrated wireless antenna and rechargeable battery systemDWYER INSTR·Filed 2014·Granted Feb 28, 2017·2 cites·11 claims
- 2863USD514007SPressure gaugeDWYER INSTR·Filed 2004·Granted Jan 31, 2006·13 cites·1 claims
- 2963US5061832AField settable differential pressure switch assembly for low fluid pressure applicationsDWYER INSTR·Filed 1991·Granted Oct 29, 1991·24 cites·10 claims
- 3062US10359382B2System method and apparatus for humidity sensor temperature compensationDWYER INSTR·Filed 2014·Granted Jul 23, 2019·2 cites·14 claims
- 3162USD293655SFlowmeterDWYER INSTR·Filed 1985·Granted Jan 12, 1988·9 cites·1 claims
- 3262US4374475ADifferential pressure gaugeDWYER INSTR·Filed 1981·Granted Feb 22, 1983·19 cites·20 claims
- 3360US6539814B1Flowmeter with threadless body and float stopperDWYER INSTR·Filed 2001·Granted Apr 1, 2003·14 cites·14 claims
- 3460USD287703SMounting clip for flowmetersDWYER INSTR·Filed 1984·Granted Jan 13, 1987·7 cites·1 claims
- 3559US6807865B2Pressure sensor with a radially tensioned metal diaphragmDWYER INSTR·Filed 2002·Granted Oct 26, 2004·9 cites·20 claims
- 3658US5352858AHermetically sealed snap switch assembly with pre-use backfilling optionDWYER INSTR·Filed 1993·Granted Oct 4, 1994·15 cites·4 claims
- 3758US4938076ATarget fluid flow indicator gaugeDWYER INSTR·Filed 1989·Granted Jul 3, 1990·19 cites·18 claims
- 3857USD942292SDifferential pressure transmitterDWYER INSTR·Filed 2020·Granted Feb 1, 2022·3 cites·1 claims
- 3957US2018274570A1Air flow hoodDWYER INSTR·Filed 2018·Application pending·0 cites
- 4054USD629708SGageDWYER INSTR·Filed 2009·Granted Dec 28, 2010·8 cites·1 claims
- 4153US10551403B2Pitot tube instrumentDWYER INSTR·Filed 2018·Granted Feb 4, 2020·0 cites·14 claims
- 4252US9194760B2Capacitive pressure sensor with reduced parasitic capacitanceDWYER INSTR·Filed 2013·Granted Nov 24, 2015·2 cites·16 claims
- 4352US6510741B2Manometer having dual pressure sensorsDWYER INSTR·Filed 2001·Granted Jan 28, 2003·11 cites·9 claims
- 4452US4838090AMulticoil bourdon tube type pressure gaugeDWYER INSTR·Filed 1988·Granted Jun 13, 1989·16 cites·19 claims
- 4552USD301018SGas pressure measuring and data transmitting deviceDWYER INSTR·Filed 1986·Granted May 9, 1989·7 cites·1 claims
- 4651US5357067ACam arrangement for use in rotary position indicatorsDWYER INSTR·Filed 1993·Granted Oct 18, 1994·11 cites·8 claims
- 4751USD316982SPressure gauge housingDWYER INSTR·Filed 1988·Granted May 21, 1991·6 cites·1 claims
- 4850US10718644B1Sensor head for insertion electromagnetic flow meterDWYER INSTR·Filed 2019·Granted Jul 21, 2020·0 cites·27 claims
- 4950US9524630B2Radon mitigation system monitoring having a fluid flow switch with an adjustable wingDWYER INSTR·Filed 2014·Granted Dec 20, 2016·1 cites·27 claims
- 5050USD488735SCombination pressure switch and gageDWYER INSTR·Filed 2003·Granted Apr 20, 2004·8 cites·1 claims
Showing the top 50 of 68 patent records by PatentIndex Score.
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