Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256479 | Wireless door intercom | Jean-Claude Hoffmann | 2001-07-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6256479 | Wireless door intercom | Jean-Claude Hoffmann | 2001-07-03 |