Patents by Inventor Joseph D. Callahan

Joseph D. Callahan 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).

  • CAPSULAR OPACIFICATION BLOCKING LENS
    Publication number: 20120303119
    Abstract: The invention is directed to a lens that comprises an optic and two haptic rings, one positioned to rest against the posterior capsule distally outward from the optic zone, the other to rest on the anterior capsule some distance from the equator. The haptic rings of the lens are connected by segments of haptic material that may be arched or straight, and sections of open space to provide for ample circulation of the aqueous humor. The optic is positioned against the posterior capsule as close as possible to the nodal zone of the eye.
    Type: Application
    Filed: June 4, 2012
    Publication date: November 29, 2012
    Applicant: Anew Optics, Inc.
    Inventors: Wayne B. Callahan, Paul S. Koch, Anna S. Hayes, Robert E. Kellan, Joseph D. Callahan, Charles W. Nutter
  • Intraocular lens case
    Patent number: 6622855
    Abstract: A lens case for a refractive or non-refractive intraocular lens having a support disk for the optic. The case is designed to provide protection and support during washing, sterilization, shipping, and storage. This case has a removable disk that provides a work surface for surgery. Additional features assist in the washing and sterilization of the lens.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: September 23, 2003
    Assignee: ThinOptX, Inc.
    Inventors: Wayne B. Callahan, Jeffery S. Callahan, Joseph D. Callahan