Patents by Inventor Yousef M. Youssef

Yousef M. Youssef 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: 5322517
    Abstract: A needle tip protecting device is provided for hypodermic needles, catheters, and the like. The device is small enough to be stored at the base of the needle prior to and during use. After use it may be slid to cover the needle tip where it automatically self-attaches and becomes non-removable. Various embodiments of mechanisms to achieve this effect are described.
    Type: Grant
    Filed: October 1, 1991
    Date of Patent: June 21, 1994
    Assignee: Sero-Guard Corporation
    Inventors: Richard C. Sircom, Yousef M. Youssef, Robert S. Solomon