Patents by Inventor Frederick Allan Donahue

Frederick Allan Donahue 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).

  • SENSOR FOR AVERTING POTENTIAL PRINTHEAD DAMAGE
    Publication number: 20130222448
    Abstract: A carriage printer includes a printhead having a printhead face that includes an array of marking elements; a carriage for moving the printhead back and forth across a printing region; a media advance system for advancing recording medium into the printing region; and a sensor for detecting whether a portion of the recording medium is positioned such that it will cause a collision with the printhead face if the portion of the recording medium is advanced into the printing region.
    Type: Application
    Filed: February 24, 2012
    Publication date: August 29, 2013
    Inventors: Frederick Allan Donahue, David Scott Uerz