Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9180009 | Droop tester apparatus and method | Carolyn Majkrzak, Kshitija Garde, Eric Richardson, Benjamin Wong | 2015-11-10 |
| 5519769 | Method and system for updating a call rating database | Gerald J. Weinberger | 1996-05-21 |
| 5425085 | Least cost routing device for separate connection into phone line | Gerald J. Weinberger | 1995-06-13 |
| 4888822 | Apparatus and method for determining cost of telephone calls | Gerald J. Weinberger, Stanley F. Miller | 1989-12-19 |