Patents by Inventor Thomas Kardos

Thomas Kardos 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).

  • Simplified cerebral retroperfusion apparatus and method
    Publication number: 20020077581
    Abstract: A method and apparatus for retroperfusing cerebral venous vasculature with autologous venous blood through a percutaneous entry site which incorporates a double-lumen catheter, a self-inflating pressure-regulated balloon mounted on the catheter and a perfusion outflow region either distal to the balloon for direct perfusion into the superior sagittal sinus, or proximal to the balloon for perfusion into the transverse sinus near the junction of the superior sagittal sinus.
    Type: Application
    Filed: December 19, 2000
    Publication date: June 20, 2002
    Inventors: Alan Davidner, Thomas Kardos
  • Polarizing device with optically contacted thin film interface for high power density ultraviolet light
    Patent number: 5339441
    Abstract: In an ultraviolet polarizing device, a first piece of glass having a mating surface, a second piece of glass having a mating surface for mating with the mating surface of the first piece, a multilayer optical thin film coating disposed between the mating surface of the first and second pieces of glass, said mating surfaces and said thin film coating forming a physical bond therebetween without the use of a cement to thereby permit the polarizing device to be capable of withstanding high power laser energy.
    Type: Grant
    Filed: July 2, 1992
    Date of Patent: August 16, 1994
    Assignee: Advanced Intervention Systems, Inc.
    Inventors: Thomas A. Kardos, Fred G. Kinley