Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5932071 | Dandy roll with a grid of diamond shapes | Richard C. Stielow, Jeffrey R. Miller, John E. Gutzwiller, Kathy A. Merckx, Mark S. Johnston | 1999-08-03 |
| D404423 | Sheet of paper with a watermark | Richard C. Stielow, Jeffrey R. Miller, John E. Gutzwiller, Kathy A. Merckx | 1999-01-19 |