Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5120116 | Lighted display case | Douglas D. Amstutz | 1992-06-09 |
| 5054863 | Lighted display case | Douglas D. Amstutz | 1991-10-08 |
| 5022719 | Lighted display case | Douglas D. Amstutz | 1991-06-11 |
| 4979078 | Lighted display case | Douglas D. Amstutz | 1990-12-18 |
| 4955044 | Lighted display case | Douglas D. Amstutz | 1990-09-04 |
| 4948203 | Lighted display case | Douglas D. Amstutz | 1990-08-14 |
| 4886327 | Lighted display case | Douglas D. Amstutz | 1989-12-12 |