Patents by Inventor Chi Chung "Richard" Loo

Chi Chung "Richard" Loo 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: 8851502
    Abstract: A lockable walker and a lock for use with a walker the lock including a constricted, U-shaped clasping region, a projection and an abutment shoulder, with the constricted, U-shaped clasping region snap fitting over the front leg or rear leg of a walker and slidably movable along the front leg or rear leg of the walker, so that when the walker is folded up and the lock is moved upward toward a leg extension that forms an offset hinge or pivot connecting the front and rear legs of the walker, a projection member of the lock is inserted into an opening formed by the leg extension and walker legs to thereby locked the walker in a storage position so that the walker legs cannot spontaneously unfold.
    Type: Grant
    Filed: March 1, 2011
    Date of Patent: October 7, 2014
    Inventors: Ronald B. Gaudiano, Chi Chung (Richard) Loo
  • Publication number: 20120223509
    Abstract: A lockable walker and a lock for use with a walker the lock including a constricted, U-shaped clasping region, a projection and an abutment shoulder, with the constricted, U-shaped clasping region snap fitting over the front leg or rear leg of a walker and slidably movable along the front leg or rear leg of the walker, so that when the walker is folded up and the lock is moved upward toward a leg extension that forms an offset hinge or pivot connecting the front and rear legs of the walker, a projection member of the lock is inserted into an opening formed by the leg extension and walker legs to thereby locked the walker in a storage position so that the walker legs cannot spontaneously unfold.
    Type: Application
    Filed: March 1, 2011
    Publication date: September 6, 2012
    Inventors: Ronald B. Gaudiano, Chi Chung "Richard" Loo