Patents by Inventor Michael G. Maxson

Michael G. Maxson 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).

  • Method and apparatus for installing telephone intercom-voice messaging apparatus at doorbell for dwelling
    Patent number: 6185294
    Abstract: A doorbell response system in used in a dwelling including a telephone line and a telephone. The doorbell response system includes a doorbell, doorbell button, speaker, microphone, dialer to initiate the dialing of a telephone number, connection between the microphone and speaker, a system for eliminating the dial tone in the telephone line for a selected period of time so a person can communicate over the microphone and speaker, a system for dialing a number when the dialer is activated, a battery for the doorbell and doorbell button and telephone, and a trickle charge from the telephone line to the battery.
    Type: Grant
    Filed: February 3, 1998
    Date of Patent: February 6, 2001
    Inventors: O. Joseph Chornenky, Michael G. Maxson, John C. Stuart