Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5518217 | Stackable presentation board with collapsible legs and pad holder | Dennis Deutsch, Lindsay Brown | 1996-05-21 |
| 5472288 | Flip chart sheet retainer | Dennis Deutsch | 1995-12-05 |