Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7014793 | Method of making electroluminescent phosphor using sonochemistry | Judy A. Belinski-Wolfe, Fuquiang Huang | 2006-03-21 |
| 6303051 | Phosphate treated silicate phosphor | Anthony Diaz | 2001-10-16 |
| 6149839 | Cation-treated silicate phosphor | Anthony Diaz, Shelley A. Sonner | 2000-11-21 |
| 6045721 | Barium magnesium aluminate phosphor | Martin Zachau, Dieter Schmidt, Ulrich Mueller | 2000-04-04 |
| 5985175 | Boron oxide coated phosphor and method of making same | Chen-Wen Fan, Dale E. Benjamin, Franz Kummer, Richard G. W. Gingerich | 1999-11-16 |
| 5676917 | Synthesis of beta phase spherical calcium pyrophosphate powder | Leslie F. Trudeau, Richard G. W. Gingerich | 1997-10-14 |
| 5196234 | Method for preparing zinc orthosilicate phosphor particle | Fred R. Taubner, A. Gary Sigai, Henry B. Minnier | 1993-03-23 |
| 5188763 | Method for preparing zinc orthosilicate phosphor | Henry B. Minnier | 1993-02-23 |
| 5132042 | Method of making lanthanum cerium terbium phosphate phosphor with improved brightness | Chung-Nin Chau, Anthony F. Kasenga, Leslie F. Gray | 1992-07-21 |
| 5116532 | Method of making lanthanum cerium terbium phosphate phosphor | Chung-Nin Chau, Anthony F. Kasenga, Leslie F. Gray | 1992-05-26 |
| 5068055 | Europium activated strontium tetraborate UV phosphors | Michael Krebs | 1991-11-26 |
| 4915976 | Procedure for controlling powder fluidity | Doris L. Brown, Deborah V. Lutz, Robin W. Munn | 1990-04-10 |
| 4719033 | Process for producing europium activated stronium tetraborate UV phosphor | Michael Krebs | 1988-01-12 |
| 4698548 | Lamp incorporating phosphor blend of calcium fluorophosphate and strontium halophosphate | Robert E. Taylor, Vincent Chiola, Wolfgang Walter | 1987-10-06 |
| 4684539 | Process for producing coated europium activated strontium borate phosphors | Leslie F. Gray, Michael Krebs | 1987-08-04 |
| 4613453 | Compensatory procedure for preparing haloapatite phosphors | — | 1986-09-23 |
| 4458176 | Daylight fluorescent lamps employing blend | Wolfgang Walter | 1984-07-03 |
| 4426600 | Standard white fluorescent lamps employing blend | Wolfgang Walter | 1984-01-17 |
| 4306173 | Phosphor with extended fluorescence decay lifetime and lamp based thereon | Romano G. Pappalardo | 1981-12-15 |
| 4266160 | Strontium-calcium fluorapatite phosphors and fluorescent lamp containing the same | — | 1981-05-05 |
| 4266161 | Cool white lamp using a two-component phosphor | Anthony F. Kasenga | 1981-05-05 |
| 4258285 | Two-component phosphor in a cool white lamp | Donald Castle | 1981-03-24 |