Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6433761 | Display device with several light sources and arrangement of display devices | — | 2002-08-13 |
| 6298588 | Cylindrical advertising column with article container | Marcus Kohne | 2001-10-09 |