Patents for A01G 25 - Watering gardens, fields, sports grounds, or the like (11,921)
03/1993
03/23/1993US5195718 Sprinkler valve
03/16/1993US5193744 Automatic water-spray fertilizing apparatus
03/16/1993US5193578 Irrigation line drain valve
03/16/1993US5193570 Electronic control unit for automatic sprinkling system
03/10/1993EP0531138A2 Irrigation equipment
03/09/1993US5192027 Drip irrigation devices and plastic films with copper powder incorporated
03/09/1993CA1314132C Process and an installation for producting a drip irrigation conduit
03/04/1993WO1993004434A1 Networked agricultural monitoring and control system
03/04/1993CA2115836A1 Networked agricultural monitoring and control system
03/03/1993EP0529497A1 Irrigation device
02/1993
02/24/1993CN2127242Y Drip irrigation having humidity auto-control function
02/24/1993CN1069165A Self irrigation and drainage system for sports ground
02/18/1993WO1993002547A1 Drip irrigation emitter embodied in a water conduit pressure compensating with self-regulation
02/11/1993DE4125903A1 Water-gel for plant nutrition - comprising polyacrylic acid and sodium hydroxide
02/02/1993US5183208 Drip irrigation emitter
01/1993
01/26/1993US5181659 Synthetic resin seamless tube with black portion(s) and through-holes therein
01/20/1993CN1068008A Pedal high pressure pump for sprinking, applying fertilizer and drawing water
01/19/1993US5180103 Spray nozzle fluid distribution system
01/12/1993CA1312644C Irrigation system
01/05/1993US5176440 Pole assembly and methods thereof
01/05/1993US5176163 Flow-controlled irrigation system
12/1992
12/30/1992EP0520329A1 Water-cannon irrigation device
12/29/1992US5174507 Gate for irrigation system
12/29/1992US5174499 Irrigation system
12/23/1992EP0519887A1 Computerized water distributing system for irrigation of plants
12/22/1992US5173855 Distributed multiple irrigation controller management system
12/22/1992US5172515 Irrigation system and portable watering system therefor
12/10/1992WO1992021228A1 Drip irrigation tape and method of manufacture
12/01/1992US5167469 Slurry distribution system using remote distributors
11/1992
11/26/1992WO1992020214A1 Mobile sprinkler with a chassis
11/26/1992WO1992020213A1 Self-regulating anti-drain irrigation drip system with securing stake
11/19/1992DE4218778A1 Moisture retaining trough for cultivating plants and young trees - has several small holes to let through accumulating rain water
11/19/1992DE4116138A1 Fahrbare beregnungsmaschine mit einem tragwerk Mobile beregnung machine with a trussed
11/17/1992US5163779 In an underground irrigation system
11/17/1992US5163622 Drip irrigation line and method of making same
11/11/1992CN2121115U Water-spraying flowerpot
11/10/1992US5161912 Apparatus and methods for agricultural irrigation
11/03/1992US5160214 Irrigation system and irrigation method
10/1992
10/29/1992DE4131904C1 Central sprinkler system for agricultural land - has turntable with concrete block counterweights opposite to distribution pipe
10/28/1992EP0510135A1 Irrigation pipe with dripping elements soldered to its inner side and process for producing the same
10/27/1992US5158254 Hose guiding device
10/27/1992US5158231 Mini-sprinkler stake assembly and mini-sprinkler unit and deflector therefore
10/21/1992EP0509151A1 Drive unit for rotary drum sprinkler irrigation devices
10/20/1992US5156179 Flow control device
10/13/1992US5154349 Maintenance control apparatus for lawn watering system
10/08/1992DE4111237A1 Basket to ventilate and water plants and their roots - is made up of plastics perforated pipes interconnected to allow air under pressure and water to be supplied
10/07/1992CN1064982A Plant capillary irrigation method
10/06/1992US5152634 Withstands aging, and liquid pressure
09/1992
09/30/1992CN2117027U Watering implement
09/29/1992US5150838 Lawn sprinkler system
09/22/1992US5148985 Irrigation control apparatus responsive to soil moisture
09/22/1992US5148826 Moisture monitoring and control system
09/22/1992US5148825 Moisture-responsive valve
09/22/1992US5148628 Irrigation and percolation method and apparatus
09/15/1992CA1307513C Soaker hose guide
09/09/1992CN1064189A Incremental pressure-compensating drip irrigation emitter
09/08/1992US5144980 Fluid flow control apparatus
09/03/1992DE4205094A1 Local improvement of plant growth - by soil aeration and/or sunlight reflection
09/02/1992EP0501114A1 Incremental pressure-compensating drip irrigation emitter
09/02/1992CN2114288U Perporator for double hole of drip irrigation belt
09/02/1992CN2114287U Multi-purpose micro irrigation plastic film
08/1992
08/25/1992US5141366 Method of improving ground and apparatus used therefor
08/25/1992US5141360 Irrigation tubing
08/18/1992US5139044 Fluid control system
08/12/1992CN2112265U Water dispensing head for irrigation
08/11/1992US5138172 Apparatus and method for applying information energy to a substrate
08/11/1992US5137216 Multiple unit drip irrigator
08/06/1992WO1992012622A1 System and method for distribution of greywater to a soil bed
08/04/1992US5135334 Method and apparatus of water-saving irrigation system
08/04/1992US5135174 Automatic micro-feeding system for applying multiple independent plant nutrients to irrigation systems
08/04/1992US5135168 Multi-sprinkler controller
07/1992
07/29/1992EP0496601A1 Vehicle for distributing liquid over the ground
07/29/1992CN2110988U Manpower sprinkling machine
07/28/1992US5133622 Water distribution system
07/21/1992US5131597 Irrigation system with flow regulation
07/15/1992EP0494295A1 Device for determining the quantity of water required by a culture substrate, and culture box adapted for implementing such device.
07/14/1992US5130325 Method for controlling plant disease and microorganisms by incorporation of N-halohydantoin into nutrient-watering supplies
07/14/1992US5129758 System and method for distribution of greywater to a soil bed
07/08/1992CN2109072U Automatic humidity keeping watering mechanism
07/01/1992EP0493299A1 Method of producing a drip irrigation pipe and a drip irrigation pipe
07/01/1992CN2108422U Automatic control sprinkler
06/1992
06/30/1992CA1304432C Self-leveling dropped wheel-line irrigation apparatus
06/25/1992WO1992010082A1 Method and equipment for distribution of liquid manure
06/24/1992EP0491115A1 Drip irrigation tube
06/23/1992US5123984 Method and apparatus for forming ports in drip irrigation hose
06/17/1992DE4039789A1 Spray gun for manually watering lawns and flower beds - has tubular body with slotted nozzle end
06/16/1992US5122044 Apparatus for making a drip irrigation conduit
06/09/1992US5120344 Clay-polymer gel
06/09/1992US5120158 Apparatus and method for heating a playfield
06/02/1992US5118042 Multiple chamber drip irrigation hose
06/02/1992US5117855 Automatic water control apparatus
06/02/1992US5117580 Heat transfer tube for a seedbed cover
05/1992
05/26/1992US5115951 Dispensing wand and combination of dispensing wand with container
05/26/1992CA1301813C Irrigation system and method
05/20/1992EP0433400A4 Light-energized electronics energy management system
05/20/1992CN2104540U Three purposes valve of low pressure pipeline for agricultural irrigation
05/19/1992US5113888 Pneumatic moisture sensitive valve
05/19/1992CA1301021C Fitting for clearing water from fluid containing systems
05/12/1992US5111996 Incremental pressure-compensating drip irrigation emitter
05/12/1992US5111995 Drip irrigation tube