Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4809099 | Transport for tape cartridge with leader block | John F. Murphy, William M. Barton, Jr., Lynn C. Jacobs, Jeffrey S. McGee, William F. Netzeband +1 more | 1989-02-28 |
| 4704645 | Transport for tape cartridge with leader block | John F. Murphy, William M. Barton, Jr., Lynn C. Jacobs, Jeffrey S. McGee, William F. Netzeband | 1987-11-03 |