Patents by Inventor David Harrelson

David Harrelson 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: 7171719
    Abstract: A receptacle apparatus 10 which includes a receptacle 14 into which refuse is placed very shortly after it is placed within the apparatus 10, thereby reducing the likelihood that it will be undesirably communicated into the surrounding environment 80.
    Type: Grant
    Filed: July 27, 2004
    Date of Patent: February 6, 2007
    Inventor: David Harrelson
  • Publication number: 20060028720
    Abstract: A system and method for viewing and tracking astronomical objects using a telescope located on a balcony or deck-like structure. A telescope system comprising a portable computer controlled telescope, a video imaging camera attached to the telescope, and a monitor connected to the video camera. The telescope with the video camera attached is precisely balanced in both altitude and azimuth. A method for viewing and tracking astronomical objects with a telescope system comprising the following steps: providing a telescope system comprising a portable computer controlled telescope, a video imaging camera attached to the telescope, and a monitor; precisely balancing the telescope with the camera attached in both altitude and azimuth for the telescope's entire range of motion; placing the telescope and camera on a structure that allows movement in relation to the earth's surface; and performing an alignment of the telescope.
    Type: Application
    Filed: August 4, 2004
    Publication date: February 9, 2006
    Inventor: David Harrelson
  • Patent number: 6969325
    Abstract: A new and novel golf club 10 having a handle portion 12 and a golf ball contacting portion 16 which includes at least one aperture or slot 30 which reduces the drag experienced by the golf club 10 as it hits a golf ball 70.
    Type: Grant
    Filed: March 30, 2004
    Date of Patent: November 29, 2005
    Inventor: David Harrelson