Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5181464 | Unitary paper impression device | Daniel J. Finkiewicz, Raymond J. Gradecki | 1993-01-26 |
| 5054389 | Unitary paper impression device | Daniel J. Finkiewicz, Raymond J. Gradecki | 1991-10-08 |
| D319852 | Kaleidoscope | Gerald R. Sorensen | 1991-09-10 |
| 5046096 | Windowed rotatable cover which reveals one indicia on one surface and a second indicia on a second surface corresponding to the first that encodes and decodes messages | Frank Cullotta, J. A. Brhel | 1991-09-03 |
| 4999465 | Light switch plate cover | Gerald R. Sorensen, Raymond J. Gradecki | 1991-03-12 |