Patents by Inventor Johan ?hman

Johan ?hman 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).

  • Weight equipment for situps and back extensions
    Patent number: 7261677
    Abstract: Weight equipment for doing crunches, situps, and back extensions. A specially devised weight plate fits the upper chest and front shoulders, and has two handles placed at each hand's natural path (without necessitating the twisting of the wrists as they are moved to the upper part of chest. The equipment is intended to come in a collection of different weights in a weight rack that can be used at community gyms and fitness centers.
    Type: Grant
    Filed: November 15, 2002
    Date of Patent: August 28, 2007
    Inventor: Johan Åhman