| Patents for A01G 31 - Hydroponics; Cultivation without soil (10,431) |
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| 09/08/1981 | US4287682 Planter |
| 08/18/1981 | CA1107069A1 Installation and method for the vegetables cultivation |
| 08/11/1981 | CA1106607A1 Apparatus for continuously growing plants in growing rooms |
| 08/11/1981 | CA1106606A1 Method of hydroponic culture |
| 07/23/1981 | WO1981001941A1 Apparatus for sprouting seeds |
| 07/23/1981 | WO1981001940A1 Method of cultivating plants without soil |
| 07/21/1981 | US4279101 Modular hydroponic system |
| 07/15/1981 | EP0031985A1 Apparatus and process for the cultivation of plants |
| 06/23/1981 | CA1103455A1 Hydroponic unit |
| 06/10/1981 | EP0029847A1 Hydroponic growing apparatus |
| 06/02/1981 | US4270309 Plant receiving vessel for insertion in a hydroponic vessel |
| 04/29/1981 | EP0027697A1 Channel structure and method suitable for plant growing |
| 03/31/1981 | US4258501 Seed sprouting apparatus and method |
| 03/17/1981 | US4255898 Modular plant device |
| 03/17/1981 | US4255897 Method and apparatus for the improvement of storage of biochemical energy in plants |
| 03/17/1981 | US4255896 Hydroponic growing apparatus |
| 03/10/1981 | CA1097147A1 Precision seeder and method |
| 03/10/1981 | CA1097075A1 Feed regulator for nutrient film agriculture system |
| 03/04/1981 | EP0024346A1 Speed sprouting apparatus and method |
| 02/24/1981 | US4251951 Method in cultivation of plants and planting them, as well as means for carrying out the method |
| 02/10/1981 | US4249341 Package for sprouts |
| 02/03/1981 | US4248013 Hydroponic bedding tray apparatus |
| 02/03/1981 | CA1094807A1 Method and cultivation of plants and planting them, as well as means for carrying out the method |
| 01/20/1981 | US4245433 Method and apparatus of growing plants without soil |
| 12/24/1980 | WO1980002787A1 Hydroponic growing apparatus |
| 12/23/1980 | US4240817 Urea resin foam mat |
| 12/09/1980 | US4238374 Bound aggregate-water support for flowers |
| 12/09/1980 | US4237651 Apparatus and method for growing legume sprouts |
| 10/29/1980 | EP0018130A1 Bound aggregate composition and support and method of making and using the same to support flowers |
| 09/16/1980 | US4222199 Hydroponics growing conduit |
| 09/03/1980 | EP0015103A1 Process for the production of mycorrhizal fungi |
| 08/26/1980 | US4218847 Hydroponic apparatus |
| 08/12/1980 | US4216618 Method and apparatus for increasing the spacing between plants in accordance with their growth rate |
| 08/12/1980 | US4216617 Installation and method for vegetable cultivation |
| 08/12/1980 | CA1083353A1 Apparatus for growing bean sprouts |
| 07/08/1980 | US4211035 Hydroponic gardening apparatus |
| 07/08/1980 | US4211034 Hydroponic growing systems |
| 07/01/1980 | US4209944 Method of hydroponic culture |
| 07/01/1980 | US4209943 Process and apparatus for commercial farming of marine and freshwater hydrophytes |
| 05/14/1980 | EP0010836A1 Method for growing hydroponic grass from cereal grain seeds |
| 05/14/1980 | EP0010737A1 Units and system for hydroponics |
| 05/06/1980 | CA1076804A1 Method for growing plants |
| 04/22/1980 | US4198783 Hydroponic apparatus |
| 03/11/1980 | US4192097 Flow pot |
| 02/26/1980 | US4189867 Hydroponic unit |
| 02/26/1980 | US4189865 Process for growing sprouts |
| 02/20/1980 | EP0008289A1 Aeration and nutrient intermix hydroponics |
| 01/29/1980 | US4185414 Feed regulator for nutrient film agriculture system |
| 01/09/1980 | EP0006299A1 A method for growing plants, a plant growth propagating medium and plants growing therein |
| 01/01/1980 | US4180941 Bean sprouter |
| 12/25/1979 | US4179846 Horticultural devices |
| 12/18/1979 | US4178716 Nutrient film technique |
| 12/18/1979 | US4178715 Channel culture array using saline water |
| 12/11/1979 | US4177604 Drip-action hydroponic garden |
| 10/16/1979 | US4170844 Hydroponic gardening method and system |
| 10/03/1979 | EP0004450A2 Apparatus for promoting the growing of plants in a controlled environment agriculture facility |
| 09/25/1979 | US4169050 Buoyant contact surfaces in waste treatment pond |
| 09/19/1979 | EP0004103A1 Installation and method for vegetable cultivation |
| 09/04/1979 | US4166341 Method and apparatus for cultivation of plants grown singly in separate beds |
| 09/04/1979 | CA1061558A1 Apparatus for producing plants |
| 08/14/1979 | CA1060209A1 Arrangement in cultivation beds for elevated cultivation |
| 08/07/1979 | US4163342 Controlled environment agriculture facility and method for its operation |
| 07/26/1979 | WO1979000480A1 Aeration and nutrient intermix in hydroponics |
| 07/24/1979 | US4161844 Hydroculture plant pot with an inserted container for receiving a hydroculture fertilizer |
| 05/01/1979 | US4152215 Apparatus for controlling pH of culture solution for a living organism |
| 04/17/1979 | US4149970 Method of treating water for horticultural uses |
| 04/17/1979 | US4149340 Hydroponics unit and system with automatic gas fed feeding |
| 04/10/1979 | US4148155 System and apparatus for automatically feeding plants |
| 03/20/1979 | US4144671 Apparatus for growing bean sprouts |
| 02/27/1979 | CA1049263A1 System for growing plants |
| 02/13/1979 | CA1048270A1 Method and apparatus of growing plants without soil |
| 01/24/1979 | EP0000375A1 Application of a foam plastic as supporting material for plants |
| 01/23/1979 | US4135331 Seedling sprouter |
| 01/09/1979 | US4133141 Apparatus and method for growing plants |
| 12/26/1978 | US4130964 Apparatus and method for growing legume sprouts |
| 11/28/1978 | CA1043106A1 Cultivation block and a method for the manufacturing of same |
| 11/14/1978 | CA1042600A1 Crosslinked hydrophilic polyurethane foams |
| 10/10/1978 | US4118891 System for growing plants |
| 10/10/1978 | CA1039949A1 Restricted space garden having containers for a growth supporting medium mounted on a conveyor |
| 09/19/1978 | US4114316 Growing plants in an aquarium |
| 09/19/1978 | US4114315 Process for growing alfalfa sprouts from seed and apparatus therefor |
| 08/29/1978 | US4109824 Precision seeder and method |
| 08/22/1978 | US4107874 Sprouter |
| 08/22/1978 | CA1036818A1 Hydroculture plant pot with an inserted container for receiving a hydroculture fertilizer |
| 08/15/1978 | US4106235 Horticultural improvements |
| 06/06/1978 | US4092802 Sprouter for home use with automatic irrigator |
| 05/02/1978 | US4086725 Method and apparatus for growing plant sprouts |
| 04/25/1978 | US4085546 Liquid supply system for gardens |
| 04/25/1978 | US4085544 Plant supporting, moving and watering apparatus |
| 03/21/1978 | US4079547 Cellular moist film plant culture system |
| 03/07/1978 | US4077158 Agricultural greenhousing reconciling intensified urban methods |
| 02/28/1978 | US4075785 Method for hydroponic growing of lettuce |
| 02/21/1978 | US4074997 Plant plug |
| 01/31/1978 | US4070793 Plant propagating and shipping device and method |
| 01/17/1978 | US4068405 Automatic food plant production |
| 11/29/1977 | US4059922 Sprayer hydroponic grower |
| 11/22/1977 | US4058931 Cultivation block and a method for the manufacturing of same |
| 11/15/1977 | US4058124 Disposable absorbent articles containing particulate, free-flowing, insoluble swellable polymers |
| 11/15/1977 | US4057930 Hydroponic method and apparatus |
| 10/04/1977 | US4051625 Plant starter |