Patents Assigned to John N. Stone, Jr.
  • Stop light for a motorcyclist's helmet
    Patent number: 4769629
    Abstract: An apparatus for actuating and deactuating a brake light affixed to a motorcyclist's helmet without any interface to the motorcycle. The apparatus illuminates and extinguishes the light by sensing the acceleration and deceleration forces.
    Type: Grant
    Filed: August 20, 1987
    Date of Patent: September 6, 1988
    Assignee: John N. Stone, Jr.
    Inventor: David C. Tigwell