Patents by Inventor Andrew Greaves

Andrew Greaves has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method and instrument for the preparation of pollen for cryogenic storage
    Patent number: 5694700
    Abstract: The present invention relates to a method and instrument for the preparation of pollen and the development of a pollen bank for breeding purposes. More specifically, the invention relates to a method and instrument that permits pollen to be cryogenically stored in a visable state. Specifically, the present invention relates to a method of employing a heat or water or pressure related measurement to determine the realness of the pollen for cryogenic storage.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: December 9, 1997
    Assignee: Zenco (No.4) Limited
    Inventors: John Andrew Greaves, Raymond Russotti
  • Method of hybrid crop production using dehydrated pollen from storage
    Patent number: 5689914
    Abstract: The present invention relates to the development of a hybrid field production method which employs preserved pollen and a pollen bank for breeding purposes. Particularly, the present invention relates to a method of employing stored pollen in hybrid field production instead of employing pollen producing plants in the production field.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 25, 1997
    Assignee: Zenco (No. 4) Limited
    Inventors: John Andrew Greaves, Alan Francis Hawkins, Raymond Russotti