Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11294989 | Content usage monitor | David John Butcher, Robert James Catherall, Jeremy I. Johnson | 2022-04-05 |
| 10824451 | Hardware simulation | Robert James Catherall, Anthony Neil Berent, Mark Edgeworth, Jonathan Stephen Black | 2020-11-03 |
| 10102352 | Content usage monitor | David John Butcher, Robert James Catherall, Jeremy I. Johnson | 2018-10-16 |