Patents by Inventor Harold D. Stecker

Harold D. Stecker 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).

  • Electrical stimulators
    Patent number: 4841973
    Abstract: A portable single or two channel, electrically energized device for applying a series of therapeutic pulse type electrical stimulations to a human body member including individual channel controls for pulse frequency, pulse width and pulse amplitude and circuitry therefore.
    Type: Grant
    Filed: September 21, 1987
    Date of Patent: June 27, 1989
    Inventor: Harold D. Stecker