Patents by Inventor Tzu-Lang Wu

Tzu-Lang Wu 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).

  • Laryngoscope with interchangeable fiberoptic assembly
    Patent number: 5261392
    Abstract: A laryngoscope comprised of an integral handle and curved blade with a bivalve element to form an enclosed passageway with the curved blade, the handle shaped to receive a fiberoptic bundle assembly and the interior of the curved blade having a channel into which a fiberoptic bundle assembly may be placed, with the distal end of said channel forming a circumference for containing the distal end of the fiberoptic bundle assembly.
    Type: Grant
    Filed: April 3, 1992
    Date of Patent: November 16, 1993
    Assignee: Achi Corporation
    Inventor: Tzu-Lang Wu
  • Rigid fiberoptic intubating laryngoscope
    Patent number: 4982729
    Abstract: A laryngoscope comprised of an integral handle and blade wherein the blade is curved to pass over the patient's tongue, the blade also having two fiberoptic bundles for viewing and illuminating the region around the patient's larynx, and a bivalve element that is releasably attachable to the blade to form a passageway for threading an endotracheal tube to the distal end of the blade.
    Type: Grant
    Filed: December 8, 1989
    Date of Patent: January 8, 1991
    Inventor: Tzu-Lang Wu