Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6733826 | Method and apparatus for coating electroluminescent phosphors | Dale E. Benjamin | 2004-05-11 |
| 6702959 | Long life, white light emitting electroluminescent phosphor | Richard G. W. Gingerich | 2004-03-09 |
| 6686043 | Method for making long-life electroluminescent phosphor | Richard G. W. Gingerich, Dale E. Benjamin | 2004-02-03 |
| 6682664 | High brightness orange-yellow-emitting electroluminescent phosphor and method of making | Xianzhong Chen, Robert L. Stevens, Judy A. Belinski-Wolfe, Fuqiang Huang, Michael A. Maxwell | 2004-01-27 |