Patents by Inventor Dennis R. Healey

Dennis R. Healey 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 of sterilizing powders in a fluidized bed
    Patent number: 4133638
    Abstract: Powders, such as talc, can be sterilized by passing a sterilant containing gas through the powder while it is being stirred.
    Type: Grant
    Filed: November 15, 1976
    Date of Patent: January 9, 1979
    Assignee: The Boots Company Limited
    Inventor: Dennis R. Healey