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Patente citante Fecha de presentación Fecha de emisión Cesionario original Título
US40104128 May 19751 Mar 1977St. Paul's Engineering CompanyControl of electrical power supplies
US401647425 Abr 19755 Abr 1977ECC CorporationCircuit for controlling the charging current supplied to a plurality of battery loads in accordance with a predetermined program
US406192710 May 19766 Dic 1977Timing system for watering devices
US416553230 Dic 197721 Ago 1979The Toro CompanyAutomatic irrigation sprinkler system controller
US417451715 Jul 197713 Nov 1979Central system for controlling remote devices over power lines
US417738810 Jul 19784 Dic 1979Louise D. SuheyProgrammable control for load management
US419088428 Ago 197826 Feb 1980Automatic digital water control system
US42131826 Dic 197815 Jul 1980General Electric CompanyProgrammable energy load controller system and methods
US42440225 Feb 19796 Ene 1981The Toro CompanyIrrigation control system
US43107703 Dic 198012 Ene 1982Ohio Agricultural Research and Development CenterDemand load control
US451189524 Nov 198116 Abr 1985General Electric CompanyMethod and apparatus for controlling distributed electrical loads
US462698429 Ago 19842 Dic 1986Valmont Industries, Inc.Remote computer control for irrigation systems
US46462245 Dic 198324 Feb 1987L. R. Nelson CorporationSprinkler controller which computes sprinkler cycles based on inputted data
US565150028 Dic 199529 Jul 1997Automated farming system
US57400317 Sep 199514 Abr 1998Smart Rain Corp. Inc.Control system for the irrigation of watering stations
US676622122 Nov 200020 Jul 2004Two-wire controlling and monitoring system for irrigation of localized areas of soil
US69934167 Jul 200431 Ene 2006S-Rain Control A/STwo-wire controlling and monitoring system for irrigation of localized areas of soil
US714625518 Nov 20055 Dic 2006S-Rain Control A/STwo-wire controlling and monitoring system for irrigation of localized areas of soil
US720666913 Feb 200617 Abr 2007S-Rain Control A/STwo-wire controlling and monitoring system for the irrigation of localized areas of soil
US742131718 Nov 20052 Sep 2008S-Rain Control A/STwo-wire controlling and monitoring system for the irrigation of localized areas of soil
USRE2964228 Feb 197723 May 1978Ball CorporationProgrammable automatic controller