Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6690923 | Self-diagnostic system for cellular-transceiver systems with remote-reporting capabilities | Luis R. Ortiz Perez | 2004-02-10 |
| 5966428 | Self diagnostic system for cellular-transceiver systems with remote-reporting capabilities | Luis R. Ortiz Perez | 1999-10-12 |
| 5859894 | Self-diagnostic system for cellular-transceiver systems with remote-reporting capabilities | Luis R. Ortiz Perez | 1999-01-12 |
| 5469494 | Self-diagnostic system for cellular-transceiver systems | Luis R. Ortiz Perez | 1995-11-21 |
| 5046085 | Interfacing system for an international-type pay-telephone | Randall D. Godsey, Charles T. Walneck, James H. Santee, Ronald J. Gaulke, Luis R. Ortez Perez | 1991-09-03 |