Patents by Inventor Walter V. Ciecierski

Walter V. Ciecierski 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: 4935951
    Abstract: An emergency telephone call actuated light signal is visible externally of the building includes a telephone line monitor and a microcontroller for comparing the dialed numbers with a stored emergency number. If the microcontroller detects a match, it emits an actuation signal which causes operation of a light signal visible on the exterior of the building. The microcontroller includes logic for discriminating between a stored emergency number containing a series of digits and a dialed number containing the stored number sequence as a part of greater series of digits.
    Type: Grant
    Filed: November 27, 1989
    Date of Patent: June 19, 1990
    Assignee: Ek-Ris Enterprises, Inc.
    Inventors: Gary J. Robinson, Walter V. Ciecierski