Patents by Inventor James A. Shiew

James A. Shiew 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: 5328193
    Abstract: A scooting and coasting golf cart tricycle includes a frame having a main portion and a front portion rotatably mounted to the main portion, a center front wheel rotatably mounted to the front frame portion and a pair of right and left back wheels mounted to opposite rear sides of the main frame portion for rotation about a horizontal axis, a pair of right and left handlebars are connected to the front frame portion for steering the front wheel, and a platform supported by the main frame portion spaced below the horizontal rotational axis of the back wheels. The main frame portion includes a pair of right and left inverted U-shaped back forks rotatably mounting the right and left back wheels and a pair of spaced horizontal right and left support members. The platform is supported upon and between the spaced right and left support members.
    Type: Grant
    Filed: December 16, 1992
    Date of Patent: July 12, 1994
    Inventor: James A. Shiew
  • Patent number: 5075984
    Abstract: A reversible hiking shoe heel-and-toe lift attachment is capable of being deployed on the heel of a hiking shoe for assisting a hiker in ascending a steep grade and on the toe of the hiking shoe for assisting the hiker in descending the steep grade. The lift attachment includes a support platform, a flexible confinement wall, and a flexible elastic strap. The support platform is inclined or wedge-shaped in a section taken through the platform along a longitudinal vertical plane extending between front and rear ends of the platform. The wedge-shaped or inclined platform is greater in height at the rear end than at the front end. The confinement wall is attached to and extends along and above the periphery of the support platform at the opposite sides and rear edges thereof for confining either the heel or toe of a hiking shoe when either the heel or toe is placed upon the support platform.
    Type: Grant
    Filed: December 26, 1990
    Date of Patent: December 31, 1991
    Inventor: James A. Shiew