Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5329570 | Copy protection of software for use in a private branch exchange switch | Joseph F. Glassmacher, Joseph M. Greene, Martin R. Kester | 1994-07-12 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5329570 | Copy protection of software for use in a private branch exchange switch | Joseph F. Glassmacher, Joseph M. Greene, Martin R. Kester | 1994-07-12 |