Issued Patents All Time
Showing 51–53 of 53 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5399502 | Method of manufacturing of electrolumineschent devices | Richard Henry Friend, Donal Bradley | 1995-03-21 |
| 5247190 | Electroluminescent devices | Richard Henry Friend, Donal Bradley | 1993-09-21 |
| 4923288 | Optical modulators based on polymers | Philip C. Allen, Richard Henry Friend, Alan J. Harrison | 1990-05-08 |