Issued Patents All Time
Showing 25 most recent of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9315725 | Method of making EU2+ activated inorganic red phosphor | Michael Dennis Romanelli, Alan C. Thomas, Mary Anne Leugers | 2016-04-19 |
| 9217105 | Oxycarbonitride phosphors and light emitting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2015-12-22 |
| 9200199 | Inorganic red phosphor and lighting devices comprising same | Michael Dennis Romanelli, Alan C. Thomas, Mary Anne Leugers | 2015-12-01 |
| 9200198 | Inorganic phosphor and light emitting devices comprising same | Michael Dennis Romanelli, Mary Anne Leugers, Alan C. Thomas | 2015-12-01 |
| 9017574 | Carbidonitride phosphors and LED lighting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2015-04-28 |
| 8906262 | Metal silicate halide phosphors and LED lighting devices using the same | Perry Niel Yocom, Sawsan Aziz, Olga Zakharov, Alison Sides | 2014-12-09 |
| 8815121 | Halogenated oxycarbidonitride phosphor and devices using same | Yuan Qiang Li, Michael Dennis Romanelli | 2014-08-26 |
| 8801969 | Carbonitride and carbidonitride phosphors and lighting devices using the same | Alan C. Thomas, Yuanqiang Li | 2014-08-12 |
| 8771547 | Oxycarbonitride phosphors and light emitting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2014-07-08 |
| 8551361 | Oxycarbonitride phosphors and light emitting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2013-10-08 |
| 8535566 | Silicon carbidonitride based phosphors and lighting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2013-09-17 |
| 8536777 | Oxycarbidonitride based phosphors and LED lighting devices | Yuan Qiang Li, Michael Dennis Romanelli | 2013-09-17 |
| 8512599 | Carbonitride based phosphors and light emitting devices using the same | Yuanqiang Li, Michael Dennis Romanelli | 2013-08-20 |
| 8242525 | Silicate-based phosphors and LED lighting devices using the same | Perry Niel Yocom, Olga Zakharov, Alison Sides, Alan C. Thomas | 2012-08-14 |
| 7713442 | Metal silicate halide phosphors and LED lighting devices using the same | Olga Zakharov, Alison Sides | 2010-05-11 |
| 7427366 | Efficient, green-emitting phosphors, and combinations with red-emitting phosphors | Perry Niel Yocom, Gerard Frederickson, Liyou Yang | 2008-09-23 |
| 7368179 | Methods and devices using high efficiency alkaline earth metal thiogallate-based phosphors | Diane Zaremba, Perry Niel Yocom | 2008-05-06 |
| 7276183 | Metal silicate-silica-based polymorphous phosphors and lighting devices | — | 2007-10-02 |
| 7125501 | High efficiency alkaline earth metal thiogallate-based phosphors | Diane Zaremba, Perry Niel Yocom | 2006-10-24 |
| 7018565 | Efficient, size-selected green-emitting phosphors | Diane Zaremba, Perry Niel Yocom | 2006-03-28 |
| 7008547 | Solid phase sensors | Jia-Ming Chen, Zilan Shen, Pradyumna Kumar Swain | 2006-03-07 |
| 6890593 | Method of coating micrometer sized inorganic particles | — | 2005-05-10 |
| 6811813 | Method of coating micrometer sized inorganic particles | — | 2004-11-02 |
| 6783700 | Red photoluminescent phosphors | Diane Zaremba, Ian Gregory Hill | 2004-08-31 |
| 6576156 | Phosphors with nanoscale grain sizes and methods for preparing the same | Banahalli R. Ratna, Anthony Dinsmore | 2003-06-10 |