Patents by Inventor Ingrid Annemarie Farrington

Ingrid Annemarie Farrington 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).

  • Electrophotographic color printing arrangement with inclined photoreceptor path
    Patent number: 6198890
    Abstract: An electrophotographic color printing arrangement includes a belt photoreceptor having a path of motion extending at an angle of about 35° to 60° with respect to the horizontal, a plurality of developing units disposed adjacent to the lower surface of the photoreceptor and a substrate supply container located beneath the developing units. A fuser unit is located above the lower end of the photoreceptor path remote from the photoreceptor and a photoreceptor cleaning unit located adjacent to the upper end of the photoreceptor path receiving toner from the photoreceptor and conveys it to a waste container.
    Type: Grant
    Filed: October 6, 1999
    Date of Patent: March 6, 2001
    Assignee: Aetas Technology Corporation
    Inventors: Dean Liu, Ingrid Annemarie Farrington, Hsu Hung-Hsu