Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8203439 | Mini-dome, nurse call visual communication system | Paul David Langstroth | 2012-06-19 |
| 8009021 | Emergency call panel for hospital communication system | Paul David Langstroth | 2011-08-30 |
| 7994900 | Mini-dome, nurse call visual communication system | Paul David Langstroth | 2011-08-09 |
| D614520 | Visual dome indicator panel | Paul David Langstroth | 2010-04-27 |