Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8422995 | Wireless messaging system | — | 2013-04-16 |
| 7738858 | Wireless messaging system | — | 2010-06-15 |
| 7126455 | Method for controlling abusive use of doorbells | Ari Epstein | 2006-10-24 |
| 6965301 | Abuse resistant doorbells | Ari Epstein | 2005-11-15 |