Patents Assigned to Advanced Biotechnology, Inc.
  • Encapsulated earthworm cocoons
    Patent number: 5127186
    Abstract: Gel capsules having a size approximately equal to that of the seed being planted and which contain: (a) an earthworm cocoon having one or more viable eggs; and (b) a material to provide a density to the capsules approximately equal to that of the seed being planted; are mixed with and planted with the seed to introduce earthworms to a field.
    Type: Grant
    Filed: July 19, 1991
    Date of Patent: July 7, 1992
    Assignee: Advanced Biotechnology, Inc.
    Inventor: William R. Kreitzer