Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8557143 | Electroluminescent ZnS:Mn phosphor and method of making | Xianzhong Chen, Shellie K. Northrop | 2013-10-15 |
| 8298666 | Moisture resistant electroluminescent phosphor with high initial brightness and method of making | Tuan A. Dang, Joan M. Coveleskie, Frank A. Schwab, Dale E. Benjamin, David C. Sheppeck | 2012-10-30 |
| 7846352 | Method of producing UV-emitting magnesium pentaborate phosphors | Gregory A. Marking, Thomas M. Snyder | 2010-12-07 |
| 7833437 | Moisture-resistant electroluminescent phosphor with high initial brightness and method of making | Tuan A. Dang, Joan M. Coveleskie, Frank A. Schwab, Dale E. Benjamin, David C. Sheppeck | 2010-11-16 |
| 7535176 | VUV-excited device with blue-emitting phosphor | Gregory A. Marking, Chung-Nin Chau, Thomas M. Snyder, Shellie K. Northrop | 2009-05-19 |
| 7497974 | Ce,Pr-coactivated yttrium phosphate phosphor and lamp containing same | Gregory A. Marking, Thomas M. Snyder | 2009-03-03 |
| 7309454 | UV-emitting strontium borate phosphor with improved holdover stability | Thomas M. Snyder, Eric A. Thomason | 2007-12-18 |
| 7288215 | Method of making narrow-band UVB-emitting phosphors | Thomas M. Snyder, Eric A. Thomason | 2007-10-30 |
| 7238302 | Single-component, UV-emitting phosphor | Thomas M. Snyder, Eric A. Thomason | 2007-07-03 |
| 7221084 | Narrow-band UVB-emitting phosphor | Thomas M. Snyder, Eric A. Thomason | 2007-05-22 |
| 6918963 | Method and apparatus for coating electroluminescent phosphors | Dale E. Benjamin | 2005-07-19 |
| 6849297 | Encapsulated long life electroluminescent phosphor | Kenneth T. Reilly, Richard G. W. Gingerich, Dale E. Benjamin | 2005-02-01 |
| 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 |
| 6562260 | Recovery of electroluminescsent phosphor from encapsulated material | Richard G. W. Gingerich, Keith A. Klindinst | 2003-05-13 |
| 6426115 | Method for making high-efficacy and long life electroluminescent phosphor | Richard G. W. Gingerich, Dale E. Benjamin | 2002-07-30 |
| 6364951 | Moisture insensitive electroluminescent phosphor | Richard G. W. Gingerich | 2002-04-02 |
| 6361864 | Method for making high-efficacy and long life electroluminescent phophor | Richard G. W. Gingerich, Dale E. Benjamin | 2002-03-26 |
| 6309700 | Method of making long life electroluminescent phosphor | Richard G. W. Gingerich, Tuan A. Dang, Dale E. Benjamin | 2001-10-30 |
| 6171650 | Moisture insensitive electroluminescent phosphor | Richard G. W. Gingerich | 2001-01-09 |
| 5985175 | Boron oxide coated phosphor and method of making same | Dale E. Benjamin, Franz Kummer, Charles F. Chenot, Richard G. W. Gingerich | 1999-11-16 |