Patents by Inventor Frank Alexander

Frank Alexander 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).

  • Sun shade
    Patent number: 5513670
    Abstract: The invention is a sun shade, for use by a person lying on a ground surface, having an visor, a lower panel, and a hinge connecting the visor and lower panel. Legs extend from the hinge. The angle of the visor may be varied at the hinge with respect to the lower panel, to selectively block the sun to the person's head while allowing the sunlight to reach the person's torso.
    Type: Grant
    Filed: October 24, 1994
    Date of Patent: May 7, 1996
    Inventors: David E. Childress, Frank Alexander
  • Single component developer applicator apparatus
    Patent number: 4083326
    Abstract: A device for applying single component developer includes an electrically conductive fur brush which charges the toner triboelectrically and which serves as a donor roller to a touchdown applicator roller. Electrical metering means control the supply of toner to the applicator and to the image member to be developed to facilitate more uniform image development.
    Type: Grant
    Filed: February 28, 1977
    Date of Patent: April 11, 1978
    Assignee: Eastman Kodak Company
    Inventors: Arthur Stanley Kroll, Frank Alexander Shuster