Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9240517 | Strain relief superlattices and optoelectronic devices including the same | David W. Johnston, Richard Speer, Joseph Laski | 2016-01-19 |
| 9206958 | Thin film wavelength converters and methods for making the same | Darshan Kundaliya | 2015-12-08 |
| 8937332 | Wavelength converter for an LED and LED containing same | Darshan Kundaliya, Madis Raukas, Adam Scotch, David Hamby, Matthew A. Stough | 2015-01-20 |
| 7863068 | Method for making a light emitting diode having a P-N junction doped with one or more luminescent activator ions | — | 2011-01-04 |
| 7420331 | Doped dysprosia discharge vessel | George C. Wei, Walter P. Lapatovich, Joanne Browne, Madis Raukas | 2008-09-02 |
| 7362049 | Blue-enriched incandescent lamp | Madis Raukas | 2008-04-22 |
| 7014792 | Europium-activated barium magnesium aluminate phosphor | Madis Raukas, Robert T. McSweeney | 2006-03-21 |
| 6761971 | Protective spinel coating for aluminate phosphors | Madis Raukas, Thomas H. Reilly III | 2004-07-13 |
| 6313578 | Phosphor coating for gas discharge lamps and lamp containing same | Harold L. Rothwell, Jr., Thomas E. Peters, Jean Evans | 2001-11-06 |
| 5118985 | Fluorescent incandescent lamp | Robert J. Patton, Ernest A. Dale, Costas C. Lagos | 1992-06-02 |