Patents by Inventor Terence Friend

Terence Friend 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).

  • Indicating or measuring instruments
    Patent number: 3978404
    Abstract: A multi-range electrical measuring or indicating instrument including a current sensitive movement adapted to provide an indication of an electrical signal. The movement is connected to contacts which make electrical connection with contact members on a printed circuit member. The printed circuit member includes circuit apparatus for controlling the sensitivity of the instrument, and is movable relative to the contacts to selectively connect the circuit apparatus to the movement.
    Type: Grant
    Filed: April 1, 1975
    Date of Patent: August 31, 1976
    Assignee: Taylor Electrical Instruments Limited
    Inventor: Terence Friend