Patents Represented by Attorney A. H. Spencer

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  • Diagnostic device
    Patent number: 4598698
    Abstract: A diagnostic endoscope useful to make remote examinations and retrievals having a pistol grip which includes a built-in flexible pneumatic bulb.
    Type: Grant
    Filed: January 17, 1985
    Date of Patent: July 8, 1986
    Assignee: Warner-Lambert Technologies, Inc.
    Inventor: Walter P. Siegmund
  • Bronchoscope with small gauge viewing attachment
    Patent number: 4586491
    Abstract: A bronchoscope with usual and customary accessories such as working channels for irrigation, forceps, light and image fiber optic bundles where one channel is adapted to receive a small gauge catheterscope for reaching, viewing and inspecting remote small diameter bronchioli of a bronchial tree.
    Type: Grant
    Filed: December 14, 1984
    Date of Patent: May 6, 1986
    Assignee: Warner-Lambert Technologies, Inc.
    Inventor: George J. Carpenter
  • Microtome with specimen illumination system
    Patent number: 4511224
    Abstract: A microtome, in particular an ultramicrotome, having a specimen carrier which can be moved relative to a knife. The specimen carrier includes a clamping aperture for holding a specimen. A light source is located inside the clamping aperture in the specimen carrier so that light is transmitted, from the rear of the clamping aperture, through a specimen block which is composed of a transparent material and through the specimen.
    Type: Grant
    Filed: August 1, 1983
    Date of Patent: April 16, 1985
    Assignee: C. Reichert Optische Werke, AG
    Inventors: Helmuth Sitte, Terry W. Cooper, Heinrich Kleber
  • Achromatic aplanatic condenser
    Patent number: 4060306
    Abstract: An Achromatic Aplanatic Condenser having a numerical aperture of 1.30 has 3 components.
    Type: Grant
    Filed: December 16, 1974
    Date of Patent: November 29, 1977
    Assignee: American Optical Corporation
    Inventor: Krishnaiyer Swaminathan