Patents by Inventor Gerald K. Pitcher

Gerald K. Pitcher 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).

  • Hydrogen generation apparatus for an underwater vehicle
    Patent number: 7938077
    Abstract: A hydrogen generation apparatus for an underwater vehicle is presented, the apparatus including a hydrolysis reaction compartment, a mass of solid lithium hydride disposed in the compartment, inlet and outlet structure for passing sea water through the compartment to generate steam, lithium hydroxide and hydrogen gas, a condenser for condensing out the steam and retaining the condensate and lithium hydroxide, and a tank for collecting the hydrogen gas, the tank having outlet structure for discharging the hydrogen gas to a vehicle propulsion system.
    Type: Grant
    Filed: May 27, 1993
    Date of Patent: May 10, 2011
    Assignee: The United States of America as represented by the Secretary of the Navy
    Inventors: Paul M. Dunn, Gerald K. Pitcher
  • Vibrator massager using beat frequency
    Patent number: 4570616
    Abstract: An improved therapeutic vibration device using dual motors and rotating discs having eccentric weights. The rotating discs have slightly different effective diameters and are mutually frictionally connected by either providing the rims thereof with a different number of gear teeth or with an elastomeric or other friction material. A vibrational device having such separated motors can be enclosed in a cushion or pillow for convenient use by an individual.
    Type: Grant
    Filed: February 19, 1985
    Date of Patent: February 18, 1986
    Assignee: Clairol Incorporated
    Inventors: Raymond W. Kunz, Gerald K. Pitcher
  • Hair grasping structure
    Patent number: 4567904
    Abstract: A hair grooming device is provided having a biased pivotal clip which is flocked on its underside, upper and peripheral surfaces. The opposing tubular winding portion is also preferably flocked.
    Type: Grant
    Filed: January 13, 1983
    Date of Patent: February 4, 1986
    Assignee: Clairol Incorporated
    Inventors: Gerald K. Pitcher, Nancy Flinn
  • Heating pad
    Patent number: 4396011
    Abstract: There is disclosed a vibrating electric heating pad connected to a vibrator having a vibrating plate suspended in foam plastic in the vibrator housing and a control module with a slide switch and a transformer/rectifier. In a preferred embodiment, the vibrator is attached by velcro strips to the heating pad, and via a jack to the control module. The control module is also electrically connected to the heating pad and controls the heating pad and the vibrator.
    Type: Grant
    Filed: January 9, 1981
    Date of Patent: August 2, 1983
    Assignee: Clairol Incorporated
    Inventors: William Mack, Gerald K. Pitcher
  • Automatic single crystal diffractometer
    Patent number: 4074132
    Abstract: A diffractometer for acquiring crystallographic data from single crystal having means to mount the crystal in the path of a beam of x-rays, a moveable detector and means to constrain the detector to move on an arc which rotates about a horizontal axis so that the detector is sequentially positioned along a line of the reciprocal lattice of the crystal.
    Type: Grant
    Filed: August 24, 1976
    Date of Patent: February 14, 1978
    Assignee: North American Philips Corporation
    Inventors: Joshua Ladell, Gerald K. Pitcher