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Class Information
Number: 137/78.3
Name: Fluid handling > Ambient condition change responsive > For controlling soil irrigation > Soil moisture sensing
Description: Apparatus in which flow of water to the ground is controlled in response to a change in moisture content of the ground.


Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7398139 Remote programming and diagnostic of decoder irrigation system Jul. 8, 2008
7347384 Multi-zone sprinkler system with moisture sensors and configurable spray pattern Mar. 25, 2008
7286904 Systems and methods for adaptation to wireless remote control of irrigation valves from existing hardwired control devices Oct. 23, 2007
7280047 Real-time electronic spray deposition sensor Oct. 9, 2007
7264177 Methods, systems and apparatuses for automated irrigation and chemical treatment Sep. 4, 2007
7261245 Adaptive irrigation of vegetation Aug. 28, 2007
7258129 Moisture sensor and control system for sprinklers and method therefor Aug. 21, 2007
7248945 Remote programming and diagnostic of decoder irrigation system Jul. 24, 2007
7216659 Low power system for wireless monitoring of an environment and irrigation control May. 15, 2007
7216020 Method and system for controlling an irrigation scheduling engine using computed evapotranspiration values May. 8, 2007
7203576 Moisture sensor timer Apr. 10, 2007
7181319 Hybrid modular/decoder irrigation controller Feb. 20, 2007
7172366 Golf course environmental management system and method Feb. 6, 2007
7168632 Multi-zone sprinkler system with moisture sensors and configurable spray pattern Jan. 30, 2007
7133749 Method and apparatus for optimizing soil moisture Nov. 7, 2006
7091830 Subterranean two-wire power and communications network Aug. 15, 2006
7069115 Hybrid modular/decoder irrigation controller Jun. 27, 2006
7063270 Moisture sensor sprinkler control systems Jun. 20, 2006
7048204 Irrigation controller using estimated solar radiation May. 23, 2006
6997642 Golf course environmental management system Feb. 14, 2006
6978794 Automatic control method and system for irrigation Dec. 27, 2005
6976386 Tensiometer methods Dec. 20, 2005
6957573 Vadose zone water fluxmeter Oct. 25, 2005
6895987 Device that modifies irrigation schedules of existing irrigation controllers May. 24, 2005
6805147 Automatic water supply system Oct. 19, 2004
6782909 Matric potential responder improvements Aug. 31, 2004
6772621 Tensiometer methods and apparatus Aug. 10, 2004
6652188 Fluid coupled control system for irrigation Nov. 25, 2003
6453215 Irrigation controller Sep. 17, 2002
6401742 Moisture sensor and irrigation control system Jun. 11, 2002
6378779 In-ground moisture sensor Apr. 30, 2002
6312191 Self-contained ecological watering system Nov. 6, 2001
6283139 Remote controlled hose valve Sep. 4, 2001
6257264 Programmable electronic valve control system and methods of operation thereof Jul. 10, 2001
6234403 Sprinkler water conservation device May. 22, 2001
6227220 Irrigation controller May. 8, 2001
6220268 Moisture controlled valve which does not permit partial fluid flow Apr. 24, 2001
6123093 System for controlling fluid flow Sep. 26, 2000
6102061 Irrigation controller Aug. 15, 2000
6079433 Automatic soil moisture sensing and watering system Jun. 27, 2000
6036104 Irrigation system Mar. 14, 2000
6019290 Sprinkler water conservation device Feb. 1, 2000
6014029 Sensor for sensing changes in the permittivity of a medium in which it is disposed Jan. 11, 2000
5960813 Solar powered programmable valve and methods of operation thereof Oct. 5, 1999
5908045 Ground moisture sensor with a lateral plane antenna Jun. 1, 1999
5853125 Rainfall detecting automatic sprinkler control system Dec. 29, 1998
5847568 Moisture sensor and irrigation control system Dec. 8, 1998
5825295 Irrigation signaling device Oct. 20, 1998
5813605 Irrigation assembly of potted plants Sep. 29, 1998
5797417 Electric device for managing over time the operation of electrovalves Aug. 25, 1998

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