| Patents for A01K 61 - Culture of fish, mussels, crayfish, lobsters, sponges, pearls, or the like (14,267) |
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| 04/17/1991 | CN2074986U Machine for enhancing oxygen in water |
| 04/17/1991 | CN1012333B Artificial breeding method of trachidermus fasciatus |
| 04/16/1991 | US5007377 Apparatus and method for marine habitat development |
| 04/16/1991 | US5007376 Spar bouy pen system |
| 04/10/1991 | EP0421073A1 Water tank apparatus |
| 04/10/1991 | CN2074545U Plate efflux aerating and oxygen increasing machine |
| 04/10/1991 | CN2074544U Wind oxygen increasing machine |
| 04/09/1991 | US5005309 Instrumented drift fish aggregating device and method |
| 04/09/1991 | CA1282592C Underwashing process of submerged ground and creation of an ascending waterflow, and device used for said process |
| 04/04/1991 | WO1991003931A1 Walkway unit |
| 04/02/1991 | US5003925 Fish food dispenser |
| 03/27/1991 | EP0418240A1 A method and a machine for the vaccination of fish. |
| 03/27/1991 | CN2073664U Electric baiting machine |
| 03/20/1991 | CN2073223U Air-taking-in type aerator for improvement of dissolved oxygen |
| 03/12/1991 | US4998505 Salmonid egg incubator |
| 03/06/1991 | CN2072324U Spraying type oxygen-increasing sprinkling ship with rudder |
| 03/06/1991 | CN2072323U Portable wind energy oxygen-increasing machine |
| 03/05/1991 | US4997311 Artificial reef |
| 03/05/1991 | US4996943 Process for preparing cultch for mollusca |
| 02/27/1991 | CN2071878U Device for clarifying water and richening oxygen |
| 02/27/1991 | CN1011754B Ecological chamber, especially ecological chamber potted landscape and its preparing method |
| 02/20/1991 | CN2071425U Tubular oxygen-enriched device |
| 02/19/1991 | US4993362 Artificial fish bed |
| 02/13/1991 | CN2070980U Underwater air inflation oxygen increasing machine |
| 01/30/1991 | EP0410319A2 Spirogyra controlling and deodorant composition |
| 01/30/1991 | CN1011379B Technique for aquatic animals living through winter |
| 01/30/1991 | CN1011378B Increasing oxygen for fish and shrimp by hydrogen peroxide amide carhonate |
| 01/25/1991 | CA2021780A1 Spirogyra controlling and deodorant composition |
| 01/23/1991 | EP0409261A2 Water vessel |
| 01/15/1991 | US4984862 Light radiator for the cultivation of fish |
| 01/15/1991 | US4984536 Fish feeding apparatus |
| 01/08/1991 | US4982697 Aquatic net pen and method |
| 01/02/1991 | EP0404782A1 Process for culture of aquatic animals. |
| 01/01/1991 | US4981106 Automatic pet feeder |
| 12/19/1990 | CN2067477U Spray type oxygen richening machine |
| 12/05/1990 | EP0380594A4 System for harvesting crustaceans |
| 12/05/1990 | CN2066649U Blowing pre-mixing type oxygen increasing machine |
| 12/02/1990 | CA2017937A1 Method and apparatus for controlling aquatic population in defined areas |
| 11/27/1990 | US4972802 Animal feed dispenser system |
| 11/27/1990 | US4972602 Tongs for handling and measuring crabs |
| 11/27/1990 | US4972540 Swimming pool escape system for animals and insects |
| 11/21/1990 | CN1047010A Cultivating pearl method in abalone |
| 11/20/1990 | CA1276463C Fish breeding net |
| 11/14/1990 | CN2065686U Oxygen increasing/water pump two-purpose machine |
| 11/14/1990 | CN2065403U Jet rotation high efficient oxygen increase machine |
| 11/13/1990 | US4969288 Nurturing device for living organisms |
| 11/07/1990 | CN1046655A Cultivation apparatus for aquatic production |
| 11/06/1990 | US4967697 Floating fish feeding device |
| 10/31/1990 | EP0309474B1 Process and device for large surface-area fine-bubble gasification of liquids |
| 10/31/1990 | CN2064572U Shell cutting machine |
| 10/24/1990 | EP0393276A1 Spar buoy pen system |
| 10/17/1990 | CN2063740U Automatically changing direction wind-power oxygen-adding machine |
| 10/17/1990 | CN1046083A Improver of water quality and application thereof |
| 10/14/1990 | WO1990012155A1 Floatable breakwater |
| 10/14/1990 | CA2062740A1 Floatable breakwater |
| 10/06/1990 | WO1990011692A1 An apparatus for the handling of live fish and fish fry and use of the apparatus |
| 10/06/1990 | CA2051423A1 Apparatus for the handling of live fish and fish fry and use of the apparatus |
| 10/03/1990 | CN2062943U Automatic bait-feeding controller with low power consumption for culturing fish |
| 09/25/1990 | US4958465 Combined above and below grade dwelling with marine habitat |
| 09/19/1990 | CN2062151U Centrifugal bait feeder for aquatic farming |
| 09/19/1990 | CN1045329A Process for preparing oxygen-enriching agent "yuyangling" for fish culture |
| 09/18/1990 | US4957623 Aquarium cleaning system using movable undergravel suction head |
| 09/18/1990 | US4957064 Offshore fish cage for farming fish |
| 09/12/1990 | CN1045213A Fine processing technology and apparatus for stewed insect ovum |
| 09/05/1990 | CN2061369U Direct-driven high-efficiency oxidizing multi-purpose machine for culture of aquatic products |
| 09/04/1990 | US4954340 Method for activating hemocytes of bivalves for pearl production |
| 08/29/1990 | EP0384323A1 Composition and process to enhance the efficacy of a fish vaccine |
| 08/29/1990 | CN2060970U Centrifugal type oxygen-adding machine with dissipating heat by water spraying |
| 08/28/1990 | US4951606 Fish tank for intensive fish fattening and process for operating such a fish tank |
| 08/23/1990 | WO1990009100A1 Fish breeding construction |
| 08/22/1990 | EP0382815A1 Method and apparatus for breeding roes or eggs of aquatic animals. |
| 08/22/1990 | CN2060621U Whaterwheel type aerater |
| 08/21/1990 | US4950104 Artificial substrates for marine biomass enhancement and wave energy absorption |
| 08/21/1990 | US4949674 Automatic fishfood dispenser |
| 08/15/1990 | CN1044574A Oxygen-increasing machine |
| 08/14/1990 | US4947791 Artificial reef system |
| 08/08/1990 | EP0380594A1 System for harvesting crustaceans |
| 08/07/1990 | US4946690 Placing chlorine dioxide in water tanks |
| 08/01/1990 | CN1044203A Free state pictographic pearl |
| 07/31/1990 | US4944108 System for harvesting crustaceans |
| 07/26/1990 | WO1990007874A1 A device for feeding animals |
| 07/25/1990 | CN2059542U Spiral high-efficiency oxygen-enriched multipurpose machine |
| 07/25/1990 | CN1044024A Light radiator for cultivation of fish |
| 07/17/1990 | US4941432 Fish protection system |
| 07/12/1990 | WO1990007283A1 Feed for fish and shellfish |
| 07/09/1990 | CA2004595A1 Light radiator for the cultivation of fish |
| 06/27/1990 | CN1043244A Oxygen-enriching machine of water |
| 06/26/1990 | US4936663 Light radiator |
| 06/26/1990 | US4936253 For deep sea intensive cultivations |
| 06/19/1990 | US4935148 Process for microaquaculture and pollution control |
| 06/19/1990 | US4934537 Fish sorting apparatus and method |
| 06/19/1990 | US4934318 Method of lamprey control |
| 06/13/1990 | EP0235144B1 A device for breeding fish |
| 06/05/1990 | US4932007 Fish behavior control system |
| 06/05/1990 | US4930444 Apparatus and method of fishing for swimming fish |
| 05/25/1990 | CA2002336A1 Protective device against fish |
| 05/22/1990 | US4926795 Method of reinstating acceptable flavor to off-flavor catfish by treatment with peroxide additives |
| 05/16/1990 | EP0368000A1 Use of sustained-release compositions containing GnRH, LHRH or derivatives thereof |
| 05/14/1990 | EP0335955A4 Method for culturing pearls. |
| 05/09/1990 | CN1041861A Passive type solar energy greenhouse relative shrimp overwintering technology |