Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9882865 | Multiple phone numbers for mobile device | Joseph K. Sipher, Margi Patel | 2018-01-30 |
| 8660524 | Enforcing limits on free and/or discounted electronic communications | Jocelyn Cloutier, Joseph K. Sipher | 2014-02-25 |
| 8478252 | Enforcing limits on free and/or discounted electronic communications | Jocelyn Cloutier, Joseph K. Sipher | 2013-07-02 |