Patents by Inventor Thomas F. Burkman, Sr.

Thomas F. Burkman, Sr. 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).

  • Patent number: 4347499
    Abstract: This invention relates to an emergency guidance system which provides a plurality of discernable means which are electronically interconnected to provide a sequentially pulsed system that is responsive to sensing means that determine the availability of an exit for use in the event of a catastrophe. Control means are provided that evaluate the input from the sensing means and dependent upon availability of exits cause the discernible means to cycle sequentially through predetermined patterns dictated by the available exits. The discernible means can be visual, audible, or tactile.
    Type: Grant
    Filed: January 2, 1981
    Date of Patent: August 31, 1982
    Assignee: Thomas F. Burkman, Sr.
    Inventors: Thomas F. Burkman, Sr., Gary Cummings