Patents by Inventor Dominic Y. F. Leung

Dominic Y. F. Leung 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: 6322246
    Abstract: A water-resistant movement holder for a pocket watch of the type that has a watch casing, comprised generally of a front and back portion that are joined or otherwise held together, a watch movement, a shaft, and a hinged cover portion. The movement holder comprises a primary housing and a mechanism to seal the primary housing within the watch casing. The primary housing has generally enclosed sides, an enclosed top and an open bottom with a generally hollow interior. The generally hollow interior is capable of releasably receiving the watch movement. The primary housing maintains the watch movement therein and limits the ingress of water, dirt and debris into the generally hollow interior and into contact with the watch movement.
    Type: Grant
    Filed: September 7, 1999
    Date of Patent: November 27, 2001
    Assignee: Wing Root Limited
    Inventor: Dominic Y. F. Leung