Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6354028 | Rotatable multi-faced sign | Philip R Gross | 2002-03-12 |
| 6149281 | Neon lighting fixture | Philip R Gross | 2000-11-21 |
| 5979093 | Changeable information scroll sign module | Philip R Gross | 1999-11-09 |
| 5940999 | Roll sign module unit | Philip Gross | 1999-08-24 |