Patents by Inventor Stuart S. Howards

Stuart S. Howards 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).

  • Intraorgan injection of biologically active compounds contained in slow-release microcapsules or microspheres
    Patent number: 5017378
    Abstract: A method for increasing fertility in males with impairment of testosterone synthesis, comprising the step of injecting slow-release microcapsules or microspheres containing testosterone directly into the testes. The testosterone-laden microcapsules or microspheres act as temporary Leydig cells and release testosterone directly into the testicular parenchyma and maintain high intratesticular concentrations of testosterone needed for spermatogenesis.
    Type: Grant
    Filed: May 1, 1989
    Date of Patent: May 21, 1991
    Assignee: The University of Virginia Alumni Patents Foundation
    Inventors: Terry L. Turner, Stuart S. Howards