Patents by Inventor Edward H. Daniels

Edward H. Daniels 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).

  • Portable intrusion alarm
    Patent number: 4319228
    Abstract: An intrusion alarm is provided in a compact enclosure permitting its movement from location to location as needed. The alarm includes one or more motion detectors, some of which may be battery operated, one or more alarm devices, such as horns, sirens, etc., door switches and appropriate relays for operating the system. A battery back up system insures that the alarm is always activated.
    Type: Grant
    Filed: May 28, 1980
    Date of Patent: March 9, 1982
    Inventor: Edward H. Daniels