Patents by Inventor Stanley C. Luke, Jr.

Stanley C. Luke, 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).

  • Writing instrument with ergonomic grip
    Patent number: 5988909
    Abstract: A writing instrument is disclosed having a tubular shaft. A grip is provided having a contoured surface for facilitating manual gripping of the writing instrument. The grip is axially aligned with, and attached to one end of, the shaft. A marking mechanism is also provide for producing marks. The marking mechanism is, axially aligned with, and has a first end attached to an end of, the grip opposite the shaft.
    Type: Grant
    Filed: January 28, 1997
    Date of Patent: November 23, 1999
    Inventors: Stanley C. Luke, Jr., Victor Luke