Patents by Inventor Jay R. Stemler, Jr.

Jay R. Stemler, Jr. 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: 5148889
    Abstract: A new and improved overhead package retrieval system, including a series of C-shaped tracks which are mounted onto storage shelf units, a platform that has rollers that fit within these C-shaped tracks and allow the platform to move, a special jointed retractable axle system which allows the platform to move along the tracks even if they are not completely parallel, a fold-up ladder for a user to get from ground to platform level, a special brake that operates when fold-up ladder is down to prevent movement of the platform, a package platform that allows a user to easily move packages from the platform to the ground, and a series of guard rails and hand rails to make the overhead package retrieval system safe.
    Type: Grant
    Filed: September 30, 1991
    Date of Patent: September 22, 1992
    Assignee: Joyce/Streater Inc.
    Inventors: Jay G. Fenwick, Jay R. Stemler, Jr.