Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731200 | System for indicating the status of a hotel or similar room | Joerg Wagner, Charles Aitken | 2004-05-04 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6731200 | System for indicating the status of a hotel or similar room | Joerg Wagner, Charles Aitken | 2004-05-04 |