Patents by Inventor Silvano Bragagnolo

Silvano Bragagnolo 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).

  • Heater device, particularly for ski boots
    Patent number: 4780968
    Abstract: The heating device is connectable to an electrical resistance heating circuit in a ski boot and comprises, at least one battery, a watertight box-like structure, a battery charger, a first circuit adapted for preventing overcharging of the battery, a second circuit adapted for preventing excessive discharging of the battery, and a third circuit adapted for controlling power fed to the electrical resistance heating circuit. The watertight box-like structure is removably associable with a ski boot, connectable to the electric resistance heating circuit, and adapted for containing the battery the first circuit, the second circuit, and the third circuit.
    Type: Grant
    Filed: June 22, 1987
    Date of Patent: November 1, 1988
    Assignee: Nordica S.p.A.
    Inventor: Silvano Bragagnolo