Patents by Inventor Richard Prosan

Richard Prosan 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).

  • Secure locking system employing radiant energy and electrical data transmission
    Patent number: 4525805
    Abstract: An improved security system for use in mobile commerce consisting of an electromechanical lock and electronic key and an integrated program-erase procedure whereby overall systemic complexity and security are judiciously increased through the unequivocal implementation of a first electromagnetic wavelength irradiation to erase the volatile memories of the lock and/or key combined with the implementation of a second electromagnetic wavelength irradiation to program the volatile memories of the lock only.
    Type: Grant
    Filed: December 20, 1982
    Date of Patent: June 25, 1985
    Inventors: Richard Prosan, James M. Hair, III, Donald A. Sheppard