Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11997417 | Video conversion technology | William Evans Butterworth, Roger Raymond Dwinell | 2024-05-28 |
| 10687017 | Video conversion technology | William Evans Butterworth, Roger Raymond Dwinell | 2020-06-16 |
| 10277862 | Video conversion technology | William Evans Butterworth, Roger Raymond Dwinell | 2019-04-30 |
| 9723257 | Video conversion technology | William Evans Butterworth, Roger Raymond Dwinell | 2017-08-01 |
| 9241128 | Video conversion technology | William Evans Butterworth, Roger Raymond Dwinell | 2016-01-19 |