Patents by Inventor Nicholas J. C. Holslag

Nicholas J. C. Holslag 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: 6567991
    Abstract: A perspiration control device includes a headband having opposite outer and inner sides and opposite front and back portions, and at least one elongated seal strip applied on the inner side of the front portion of the headband and having opposite ends such that the seal strip will cross a forehead of a user when the headband is worn by the user and the seal strip will function to direct perspiration toward the opposite ends of the strip and thus toward opposite sides of the forehead and beyond eyes of the user.
    Type: Grant
    Filed: December 12, 2001
    Date of Patent: May 27, 2003
    Inventors: Nicholas J. C. Holslag, Paul D. Ketchen
  • Patent number: 5833575
    Abstract: A portable exercise apparatus includes a support frame having a base mountable under a chair to hold the base in a stationary position with a user seated on the chair and an upright standard mounted upon the base, a shaft mounted to an upper end of the upright standard and having opposite ends extending from opposite sides thereof, a pair of arms disposed on opposite sides of the upright standard with each arm at one end mounted to one end of the shaft for rotatably mounting the arm to the upright standard, a pair of pedals each mounted to the other end of each of the arms for engagement by a user to create the force necessary to rotate the arms relative to the upright standard, and a resistance generating and adjusting mechanism disposed on the ends of the shaft at the opposite sides of the upright standard and engaged with the one ends of the arms and being operable to generate and selectively adjust a level of resistance to rotation of the pair of arms relative to the upright standard in response to rotati
    Type: Grant
    Filed: May 27, 1997
    Date of Patent: November 10, 1998
    Inventor: Nicholas J. C. Holslag
  • Patent number: D871679
    Type: Grant
    Filed: September 18, 2018
    Date of Patent: December 31, 2019
    Assignee: Switchback, LLC
    Inventor: Nicholas J C Holslag