Patents by Inventor Andrew D. Hellmer

Andrew D. Hellmer 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).

  • Paper feed enhancer for printer feeder
    Patent number: 6254084
    Abstract: A feed enhancer for eliminating an unevenness in height from a paper stack to be printed by a printer. The printer has a paper feeder including a paper tray for storage of the paper stack on a top surface thereof and for feeding individual paper from the paper stack into the printer for subsequent printing. The feed enhancer has an elongated strip disposed at the top surface of the paper tray and positioned perpendicular to a direction in which the individual paper is fed into the printer such that the feed enhancer evens out the unevenness in height of the paper stack in an area of the paper stack that is to be fed into the printer. Also provided are a printer and printer tray having the feed enhancer of the present invention.
    Type: Grant
    Filed: August 19, 1999
    Date of Patent: July 3, 2001
    Assignee: Olympus America Inc.
    Inventor: Andrew D. Hellmer