Patents by Inventor Paul J. Cowle

Paul J. Cowle 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).

  • Electrophoretic cleaner and sterlizer
    Patent number: 4921544
    Abstract: An electrophoretic technique and apparatus for decontamination and sterilizing of contact lenses are provided. The lenses are placed in respective perforated containers and inserted in a buffer solution of suitable pH value. An electric field is established in the solution by a pair of spaced electrodes. Contaminants on the lenses become charged and are attracted to a respective electrode, thereby cleaning and sterilizing the lenses.
    Type: Grant
    Filed: December 30, 1987
    Date of Patent: May 1, 1990
    Assignee: Baremek Pty. Limited
    Inventors: Anthony J. Cowle, Paul J. Cowle, Gregory J. Cowle, Joffre B. Cowle
  • Electrophoretic cleaner and sterilizer
    Patent number: 4732185
    Abstract: An electrophoretic technique and apparatus for decontamination and sterilizing of contact lenses are provided. The lenses are placed in respective perforated containers and inserted in a buffer solution of suitable pH value. An electric field is established in the solutin by a pair of spaced electrodes. Contaminants on the lenses become charged and are attracted to a respective electrode, thereby cleaning and sterilizing the lenses.
    Type: Grant
    Filed: July 16, 1985
    Date of Patent: March 22, 1988
    Assignee: Baremek Pty. Limited.
    Inventors: Anthony J. Cowle, Paul J. Cowle, Gregory J. Cowle, Joffre B. Cowle