Assignee
JOHNSON SERVICE CO
US·188 granted patents·11,100 citations·filing 1973–1998
Top patents by PatentIndex Score
188 records- 0198US5444851AMethod of accessing configured nodes in a facilities management system with a non-configured deviceJOHNSON SERVICE CO·Filed 1994·Granted Aug 22, 1995·304 cites·20 claims
- 0297US5884072ANetworked facilities management system with updated data based on aging timeJOHNSON SERVICE CO·Filed 1993·Granted Mar 16, 1999·275 cites·13 claims
- 0397US5791408AAir handling unit including control system that prevents outside air from entering the unit through an exhaust air damperJOHNSON SERVICE CO·Filed 1996·Granted Aug 11, 1998·170 cites·31 claims
- 0497US5598566ANetworked facilities management system having a node configured with distributed load management software to manipulate loads controlled by other nodesJOHNSON SERVICE CO·Filed 1994·Granted Jan 28, 1997·330 cites·21 claims
- 0597US5384697ANetworked facilities management system with balanced differential analog control outputsJOHNSON SERVICE CO·Filed 1993·Granted Jan 24, 1995·257 cites·22 claims
- 0697US4506827ABattery powered thermostatJOHNSON SERVICE CO·Filed 1983·Granted Mar 26, 1985·165 cites·4 claims
- 0796US5522044ANetworked facilities management systemJOHNSON SERVICE CO·Filed 1994·Granted May 28, 1996·223 cites·20 claims
- 0896US5511188ANetworked facilities management system with time stamp comparison for data base updatesJOHNSON SERVICE CO·Filed 1993·Granted Apr 23, 1996·258 cites·12 claims
- 0996US5463735AMethod of downloading information stored in an arching device to destination network controller through intermediate network controllers in accordance with routing informationJOHNSON SERVICE CO·Filed 1994·Granted Oct 31, 1995·226 cites·7 claims
- 1096US5446677ADiagnostic system for use in an environment control networkJOHNSON SERVICE CO·Filed 1994·Granted Aug 29, 1995·337 cites·20 claims
- 1196US5165289AResonant mechanical sensorJOHNSON SERVICE CO·Filed 1990·Granted Nov 24, 1992·111 cites·15 claims
- 1296US4661768ACapacitance transducing method and apparatusJOHNSON SERVICE CO·Filed 1985·Granted Apr 28, 1987·163 cites·4 claims
- 1396US4542436ALinearized capacitive pressure transducerJOHNSON SERVICE CO·Filed 1984·Granted Sep 17, 1985·112 cites·10 claims
- 1495US5682329AOn-line monitoring of controllers in an environment control networkJOHNSON SERVICE CO·Filed 1994·Granted Oct 28, 1997·188 cites·20 claims
- 1595US5568377AFast automatic tuning of a feedback controllerJOHNSON SERVICE CO·Filed 1994·Granted Oct 22, 1996·167 cites·36 claims
- 1695US5555195AController for use in an environment control network capable of storing diagnostic informationJOHNSON SERVICE CO·Filed 1994·Granted Sep 10, 1996·205 cites·2 claims
- 1795US5292280AMethod and apparatus for controlling ventilation rates and indoor air quality in an HVAC systemJOHNSON SERVICE CO·Filed 1992·Granted Mar 8, 1994·198 cites·7 claims
- 1895US4497031ADirect digital control apparatus for automated monitoring and control of building systemsJOHNSON SERVICE CO·Filed 1982·Granted Jan 29, 1985·321 cites·40 claims
- 1994US5597354AIndoor air quality control for constant volume heating, ventilating and air conditioning unitsJOHNSON SERVICE CO·Filed 1995·Granted Jan 28, 1997·142 cites·28 claims
- 2094US5550980ANetworked facilities management system with optical coupling of local network devicesJOHNSON SERVICE CO·Filed 1994·Granted Aug 27, 1996·160 cites·20 claims
- 2194US5414640AMethod and apparatus for adaptive demand limiting electric consumption through load sheddingJOHNSON SERVICE CO·Filed 1994·Granted May 9, 1995·236 cites·14 claims
- 2294US5361982ATemperature control system having central control for thermostatsJOHNSON SERVICE CO·Filed 1993·Granted Nov 8, 1994·243 cites·22 claims
- 2394USD325902SMulti-purpose enclosure for control modules or devicesJOHNSON SERVICE CO·Filed 1989·Granted May 5, 1992·45 cites·1 claims
- 2494US3931806AMethod and apparatus for storing a medium heated by solar energyJOHNSON SERVICE CO·Filed 1974·Granted Jan 13, 1976·64 cites·18 claims
- 2593US5464369AMethod and apparatus for estimating the rate at which a gas is generated within an enclosed spaceJOHNSON SERVICE CO·Filed 1994·Granted Nov 7, 1995·93 cites·38 claims
- 2693US5289362AEnergy control systemJOHNSON SERVICE CO·Filed 1989·Granted Feb 22, 1994·437 cites·58 claims
- 2793US5184122AFacility management system with improved return to automatic controlJOHNSON SERVICE CO·Filed 1991·Granted Feb 2, 1993·149 cites·32 claims
- 2893US4881981AMethod for producing a shape memory alloy member having specific physical and mechanical propertiesJOHNSON SERVICE CO·Filed 1988·Granted Nov 21, 1989·99 cites·25 claims
- 2993US4616325AZone condition controller and method of using sameJOHNSON SERVICE CO·Filed 1983·Granted Oct 7, 1986·114 cites·9 claims
- 3093US4510547AMulti-purpose compressor controllerJOHNSON SERVICE CO·Filed 1982·Granted Apr 9, 1985·75 cites·8 claims
- 3192US5769315APressure dependent variable air volume control strategyJOHNSON SERVICE CO·Filed 1997·Granted Jun 23, 1998·96 cites·15 claims
- 3292US5506768APattern recognition adaptive controller and method used in HVAC controlJOHNSON SERVICE CO·Filed 1994·Granted Apr 9, 1996·139 cites·22 claims
- 3392US5114504AHigh transformation temperature shape memory alloyJOHNSON SERVICE CO·Filed 1990·Granted May 19, 1992·101 cites·11 claims
- 3491US5355305APattern recognition adaptive controllerJOHNSON SERVICE CO·Filed 1992·Granted Oct 11, 1994·140 cites·22 claims
- 3591US5023404AWiring ductJOHNSON SERVICE CO·Filed 1989·Granted Jun 11, 1991·110 cites·17 claims
- 3691US4558274AApparatus and method determining the value of a capacitanceJOHNSON SERVICE CO·Filed 1983·Granted Dec 10, 1985·60 cites·14 claims
- 3789US6028998AApplication framework for constructing building automation systemsJOHNSON SERVICE CO·Filed 1998·Granted Feb 22, 2000·150 cites·4 claims
- 3889US5040377ACooling system with improved fan control and methodJOHNSON SERVICE CO·Filed 1989·Granted Aug 20, 1991·121 cites·16 claims
- 3989US4836496ASMF actuatorJOHNSON SERVICE CO·Filed 1987·Granted Jun 6, 1989·57 cites·19 claims
- 4088USD395146SDesk top air diffuser for a personal environment systemJOHNSON SERVICE CO·Filed 1996·Granted Jun 16, 1998·42 cites·1 claims
- 4188US5416781AIntegrated services digital network based facility management systemJOHNSON SERVICE CO·Filed 1992·Granted May 16, 1995·149 cites·31 claims
- 4288US4990057AElectronic control for monitoring status of a compressorJOHNSON SERVICE CO·Filed 1989·Granted Feb 5, 1991·150 cites·14 claims
- 4388US4481451AElectronically controlled positioner for pneumatic actuatorsJOHNSON SERVICE CO·Filed 1982·Granted Nov 6, 1984·53 cites·6 claims
- 4487US5051565ABaggage and passenger matching method and systemJOHNSON SERVICE CO·Filed 1990·Granted Sep 24, 1991·127 cites·3 claims
- 4586US5550752AMethod and apparatus for estimating the rate at which a gas is generated within a plurality of zonesJOHNSON SERVICE CO·Filed 1994·Granted Aug 27, 1996·60 cites·40 claims
- 4686US4979672AShape memory actuatorJOHNSON SERVICE CO·Filed 1990·Granted Dec 25, 1990·66 cites·15 claims
- 4786US4549446AMotorized valve actuatorJOHNSON SERVICE CO·Filed 1984·Granted Oct 29, 1985·46 cites·13 claims
- 4885US4965698ACapacitance humidity sensorJOHNSON SERVICE CO·Filed 1989·Granted Oct 23, 1990·58 cites·47 claims
- 4984US5875109AAdaptive flow controller for use with a flow control systemJOHNSON SERVICE CO·Filed 1997·Granted Feb 23, 1999·66 cites·24 claims
- 5084US5215497AFume hood controllerJOHNSON SERVICE CO·Filed 1991·Granted Jun 1, 1993·62 cites·18 claims
Showing the top 50 of 188 patent records by PatentIndex Score.
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