Patents by Inventor Dave G. Schueler

Dave G. Schueler 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).

  • Method of making profiled retroreflective marking material
    Patent number: 6303058
    Abstract: A method of making a retroreflective article comprising on the top surface thereof a retroreflective sheet that comprises a monolayer of retroreflective elements wherein first portions of the monolayer are arranged in a contoured profile and second portions of the monolayer are arranged a substantially planar position.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: October 16, 2001
    Assignee: 3M Innovative Properties Company
    Inventors: Michele H. Kelley, Terry Bailey, Bruce B. Wilson, John W. Frank, Dave G. Schueler, Thanh-Huong Thi Nguyen, Naoki Nakayama, Larry K. Stump, Dale H. Haunschild