Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5301247 | Method for ensuring secure communications | Jack LaBounty, Michael J. Rosenow | 1994-04-05 |
| 5237611 | Encryption/decryption apparatus with non-accessible table of keys | Jack LaBounty, Michael J. Rosenow | 1993-08-17 |
| 5222136 | Encrypted communication system | Jack LaBounty, Michael J. Rosenow, John D. Hoskinson, Joseph G. Maurin | 1993-06-22 |
| 4754476 | Premises page/intercom system utilizing telephone set component | Dan M. Percival, Charles Nickerson | 1988-06-28 |
| 4653094 | Telephone set line status display | Dan M. Percival, John D. Hoskinson, Charles Nickerson | 1987-03-24 |
| D273293 | Telephone face plate | — | 1984-04-03 |
| 4228324 | Key telephone system having interstation signalling during hold condition | Gene A. Kimzey | 1980-10-14 |
| 4218590 | Key telephone system having automatic exclusion circuit for line privacy | Gene A. Kimzey | 1980-08-19 |