Patents by Inventor Change Sreter

Change Sreter 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).

  • Patent number: 5180352
    Abstract: An appliance used in exercising the arms and the legs, comprising a grip covered with a protective sleeve and fastened with an adjustable strap for use in exercising the arms, two sockets attached to said grip at two opposite ends to hold two counter weights, two caps covered on said caps to hold two electronic oscillators and two tapered weights, wherein said counter weights each has a bolt hole for fastening a screw rod at either end of said grip; said caps each has an annular groove for fastening a division plate to secure each electronic oscillator in place, and a tapered opening for fastening either tapered weight; said electronic oscillators are triggered to produce sounds by shock waves.
    Type: Grant
    Filed: December 10, 1991
    Date of Patent: January 19, 1993
    Inventor: Change Sreter