Issued Patents 2018
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10095698 | Managing changes to one or more files via linked mapping records | Peter John Cullen, John W. Duffell, Yue Wang | 2018-10-09 |
| 9871804 | User authentication | John W. Duffell, Stephen D. Pipes | 2018-01-16 |