Patents by Inventor David J. Washburn

David J. Washburn 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).

  • Publication number: 20240083896
    Abstract: Compounds of formula (I) are described, wherein each of the variable groups is as defined in the specification. Also described are pharmaceutical compositions containing a compound of formula (I), and uses of the compounds and pharmaceutical compositions for inhibiting Nav1.8 voltage-gated sodium channels and treating Nav1.8 mediated diseases, disorders, and conditions, such as pain and pain-associated diseases, disorders, and conditions and cardiovascular diseases, disorders, and conditions, such as atrial fibrillation.
    Type: Application
    Filed: December 16, 2021
    Publication date: March 14, 2024
    Applicant: GlaxoSmithKline Intellectual Property Development Limited
    Inventors: Xiaoyang DONG, Mark Andrew ELBAN, Jie GUANG, Ming-Hsun HO, Tram H. HOANG, Joseph J. ROMANO, David Glenn WASHBURN
  • Patent number: 5156230
    Abstract: A below ground mining vehicle, and a method for converting an above ground vehicles into the same, which is particularly adapted for transporting workers and/or light equipment. An above ground vehicle, such as a sport utility vehicle, is modified and components are added thereto in accordance with the present invention, to arrive at the below ground mining vehicle. The vehicle includes: a speed limited engine; a transmission having its upper forward speeds disabled; fire suppression means in the vicinity of the engine; a manual fuel shut off valve in the fuel line; an engine intake air shut off valve which closes in response to a temperature sensor detecting an abnormal engine temperature; a battery box enclosing a battery; a circuit breaker serially connected with the battery; fire suppression means in the vicinity of the fuel tank; a fire suppression means in the vicinity of the exhaust muffler; and a back up alarm.
    Type: Grant
    Filed: December 19, 1990
    Date of Patent: October 20, 1992
    Assignee: General Manufacturing of Utah, Inc.
    Inventor: David J. Washburn
  • Patent number: 5033567
    Abstract: A novel low profile vehicle, and a novel method for converting normal profile vehicles into the same, is disclosed. The low profile vehicle disclosed herein is adapted for use in a variety of applications, such as mining operations and aircraft maintenance applications. Selected components and assemblies found in a normal profile vehicle are removed from the normal profile vehicle's original frame and retained and/or modified for use in a completed low profile vehicle in accordance with the present invention. The operator's cab of the original normal profile vehicle is modified for use in the completed low profile vehicle. A frame extension is added to the forward end of the frame of the normal profile vehicle to form a split level frame in a position forward of the front wheels. The cab is shortened and otherwise modified and attached to the frame extension.
    Type: Grant
    Filed: December 11, 1989
    Date of Patent: July 23, 1991
    Assignee: David J. Washburn
    Inventors: David J. Washburn, Glenn L. Enke