Patents by Inventor Ralph K. Guild

Ralph K. Guild 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).

  • Weapon safety alarm
    Patent number: 4829692
    Abstract: A safety alarm system for small arms arranged to be incorporated within the structure of the gun. A battery energizes an electronic circuit through a switch activated by the safety mechanism of the gun. A predetermined time after energization the electronic circuit activates a visual or audible alarm to warn the handler that the weapon safety mechanism has been deactivated.
    Type: Grant
    Filed: February 3, 1988
    Date of Patent: May 16, 1989
    Inventor: Ralph K. Guild