Patents by Inventor Robert H. Troescher

Robert H. Troescher 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).

  • Patent number: 5195266
    Abstract: A fish lure comprising a transparent tube containing a light emitting diode, a first metallic sleeve in contact with the inner wall of the tube, a second metallic sleeve in contact with the inner wall of the tube and with the first metallic sleeve, and a third metallic sleeve inside of and spaced from the second metallic sleeve. A power supply device is disposed in the first metallic sleeve in electrical communication with all of the sleeves and the diode.
    Type: Grant
    Filed: December 18, 1991
    Date of Patent: March 23, 1993
    Inventor: Robert H. Troescher
  • Patent number: 4977677
    Abstract: A targeting device comprising a transparent casing having a circumferential wall formed with circumferentially aligned openings. A transparent lens is enclosed by and in firm contact with the circumferential wall of the casing, has it circumferential surface disposed directly opposite the opening in the casing, and has one of its plane surfaces formed with a reticle of reflective material. Light emitting diodes are disposed in the casing openings and are connected to a power source. Coating material is provided on the casing for inhibiting light from escaping from the casing, while intensifying reflection of light from the diodes into the casing and then into the lens for illumination of the reticle.
    Type: Grant
    Filed: November 20, 1989
    Date of Patent: December 18, 1990
    Inventor: Robert H. Troescher, Jr.