Patents by Inventor James P. Kearns

James P. Kearns 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).

  • Bi-directional wiper for ink jet printhead and method of operation
    Patent number: 5583548
    Abstract: A wiper having a flexible, elongated body that is supported by a rigid frame at spaced-apart support points on the body. A wiper nib is connected to the body at an intermediate point between the support points. The nib and body may be integrally formed as a single elastomeric member, and the body may be curved to form an elongated arc to generate compressive strain in the body in response to deflection of the nib in a lateral direction.
    Type: Grant
    Filed: March 1, 1995
    Date of Patent: December 10, 1996
    Assignee: Hewlett-Packard Company
    Inventor: James P. Kearns