Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D557519 | Ceiling-hung revolving object display case | — | 2007-12-18 |
| 5992067 | On-site interchangeable neon sign | — | 1999-11-30 |
| 5483765 | Device for displaying pictures in sequence | Robert A. Karsten | 1996-01-16 |
| D354656 | Luminescent tap handle | — | 1995-01-24 |
| 5315776 | Multiple-display sign device | Mark A. Fredricks | 1994-05-31 |