Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8442034 | Dual mode network telephony gateway | William J. Tiso | 2013-05-14 |
| 7971057 | Exclusive access for secure audio program | Steven Grobman, David W. Grawrock, Narendar Bahadur Sahgal | 2011-06-28 |
| 7752436 | Exclusive access for secure audio program | Steven Grobman, David W. Grawrock, Narendar Bahadur Sahgal | 2010-07-06 |