Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12347953 | Electrical power connector system | Stephen Wiseman, Brian Patrick Costello, Cristian S. Regus, Richard B. Lloyd, Jonathan Roberts +1 more | 2025-07-01 |
| 6552257 | Nonrotating pivotable solar panel | Donald J. Stuart, Patrick Ryan | 2003-04-22 |
| 6244727 | Optic lens cell and illuminated signage having a cell array | Patrick Ryan | 2001-06-12 |
| 6027134 | Removable trailer tongue | Paul U. Powell | 2000-02-22 |
| 6028597 | Power manager system for highway signage | Patrick Ryan | 2000-02-22 |
| 5793343 | Display apparatus for signage | Patrick Ryan | 1998-08-11 |
| 5159259 | Power supply system for continuously energizing a D.C. load | Pat. Ryan, Paul U. Powell | 1992-10-27 |