Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6130511 | Neon discharge lamp for generating amber light | Harold L. Rothwell, Jr., Thomas E. Peters, Jean Evans | 2000-10-10 |
| 6034471 | Neon gas discharge lamp providing white light with improved phosphor | Scott D. Jennato | 2000-03-07 |
| 5923118 | Neon gas discharge lamp providing white light with improved phospher | Scott D. Jennato | 1999-07-13 |
| 5611961 | Method of preparing manganese activated zinc orthosilicate phosphor | Cheryl Forster, Chung-Nin Chau | 1997-03-18 |
| 5472636 | Method of preparing manganese and lead coactivated calcium silicate phosphor | Cheryl Forster | 1995-12-05 |
| 5378398 | Method of treating europium activated strontium tetraborate phosphor | Joseph J. Lenox, John S. Tulk | 1995-01-03 |
| 5194332 | Europium-activated barium magnesium silicate phosphor | Tuan A. Dang | 1993-03-16 |
| 5185180 | Method of improving the maintenance of a fluorescent lamp containing europium-activated barium magnesium silicate phosphor | Tuan A. Dang | 1993-02-09 |
| 5132042 | Method of making lanthanum cerium terbium phosphate phosphor with improved brightness | Chung-Nin Chau, Charles F. Chenot, Leslie F. Gray | 1992-07-21 |
| 5116532 | Method of making lanthanum cerium terbium phosphate phosphor | Chung-Nin Chau, Charles F. Chenot, Leslie F. Gray | 1992-05-26 |
| 5091110 | Method of making lanthanum cerium terbium phosphate phosphor | Albert K. Fan, Douglas R. Ginter | 1992-02-25 |
| 5076964 | Process for producing cerium activated yttrium gallium aluminate CRT phosphor | Olney B. Bullock, Jr., Joseph J. Lenox | 1991-12-31 |
| 5047173 | Method of reducing the powder weight of europium activated strontium tetraborate phosphor | Joseph J. Lenox, James J. Colson, Jr. | 1991-09-10 |
| 4956202 | Firing and milling method for producing a manganese activated zinc silicate phosphor | A. Gary Sigai, Thomas E. Peters, Roger B. Hunt, Jr. | 1990-09-11 |
| 4948527 | Method of making europium activated yttrium oxide phosphor | Joseph E. Ritsko, Scott A. Renninger | 1990-08-14 |
| 4946707 | Method for producing an aluminum oxide coated manganese activated zinc silicate phosphor | Bella M. Dorfman | 1990-08-07 |
| 4925703 | Firing and milling method for producing a manganese activated zinc silicate phosphor | A. Gary Sigai, Thomas E. Peters, Roger B. Hunt, Jr. | 1990-05-15 |
| 4892757 | Method for a producing manganese activated zinc silicate phosphor | Leslie F. Gray, Thomas L. Henson | 1990-01-09 |
| 4762639 | Method of making terbium activated yttrium aluminate phosphor | Jeffrey N. Dann | 1988-08-09 |
| 4479886 | Method of making cerium activated yttrium aluminate phosphor | — | 1984-10-30 |
| 4266161 | Cool white lamp using a two-component phosphor | Charles F. Chenot | 1981-05-05 |