Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D458123 | Packaging carton | Rhonda Rick, Dana Dorwart, David S. Kellar, Ray C. Steffen, Margaret E. Watson +1 more | 2002-06-04 |
| D423926 | Packaging carton | David S. Kellar, Ray C. Steffen, Margaret E. Watson, William V. Burke, Kevin D. Johnson | 2000-05-02 |
| D396806 | Front and side panels of a box | William V. Burke, Ralph Colonna, Nurit Bar, Kyota Gima | 1998-08-11 |
| D331236 | Audio cassette | Joseph A. Grasso | 1992-11-24 |
| D331237 | Audio cassette | Joseph A. Grasso | 1992-11-24 |