Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D613981 | Dispenser | Ben H. Bell, Danny Roberts | 2010-04-20 |
| D510109 | Sign | Benjamin H. Bell | 2005-09-27 |
| D476696 | Sign face | Benjamin H. Bell | 2003-07-01 |
| D476695 | Sign face | Benjamin H. Bell | 2003-07-01 |
| D469473 | Sign face | Benjamin H. Bell | 2003-01-28 |
| 6493975 | Sign panel with replaceable, frameless-appearing sign face | Benjamin H. Bell | 2002-12-17 |
| 6421940 | End clip and related sign apparatus | Benjamin H. Bell | 2002-07-23 |
| D403360 | Contour post for signs | Benjamin H. Bell, Ray C. Bowling, Charles Nicolaides | 1998-12-29 |
| 5621994 | Sign assembly with adjustable corners | Benjamin H. Bell, Jeff A. Hampton, Danny Roberts | 1997-04-22 |
| 5343646 | Sign apparatus with improved mounting of message panels | Benjamin H. Bell | 1994-09-06 |
| D333357 | Door extrusion | — | 1993-02-16 |
| 4653209 | Directory sign mask | — | 1987-03-31 |
| 4641448 | Post cap apparatus | Charles A. Lollis, Nancy S. Crane | 1987-02-10 |
| D280745 | Emergency message display sign | — | 1985-09-24 |
| 4528764 | Suspended ceiling sign | — | 1985-07-16 |
| D279301 | Suspended ceiling sign | — | 1985-06-18 |
| D268349 | Sign | — | 1983-03-22 |
| D268350 | Directory sign | — | 1983-03-22 |