Nelson; Clark David
Patent Applications and Registrations
Patent applications and USPTO patent grants for Nelson; Clark David.The latest application filed is for "coated manganese doped phosphors".
- Nelson; Clark David - Concord Township OH
- Nelson; Clark David - Cleveland OH
- Nelson; Clark David - East Cleveland OH
| Patent | Date |
|---|---|
| Coated manganese doped phosphors Grant 11,060,023 - Du , et al. July 13, 2 | 2021-07-13 |
| Phosphor materials including fluidization materials for light sources Grant 10,883,045 - Beers , et al. January 5, 2 | 2021-01-05 |
| Phosphor materials for light sources and method for manufacturing the same Grant 10,851,293 - Du , et al. December 1, 2 | 2020-12-01 |
| Color stable red-emitting phosphors Grant 10,793,773 - Du , et al. October 6, 2 | 2020-10-06 |
| Coated Manganese Doped Phosphors App 20200199446 - DU; Fangming ; et al. | 2020-06-25 |
| Red-emitting phosphors and associated devices Grant 10,563,121 - Beers , et al. Feb | 2020-02-18 |
| Coated Manganese Doped Phosphors App 20190048258 - Du; Fangming ; et al. | 2019-02-14 |
| Color Stable Red-emitting Phosphors App 20180265778 - DU; Fangming ; et al. | 2018-09-20 |
| Color stable red-emitting phosphors Grant 10,047,286 - Du , et al. August 14, 2 | 2018-08-14 |
| Phosphor Materials For Light Sources And Method For Fluidizing The Same App 20170313937 - BEERS; William Winder ; et al. | 2017-11-02 |
| Phosphor Materials For Light Sources And Method For Manufacturing The Same App 20170298273 - Du; Fangming ; et al. | 2017-10-19 |
| Red-emitting Phosphors And Associated Devices App 20160289553 - BEERS; William Winder ; et al. | 2016-10-06 |
| Color Stable Red-emitting Phosphors App 20160115382 - Du; Fangming ; et al. | 2016-04-28 |
| Fluorescent lamp with high color rendering index and coating systems therefor Grant 9,117,650 - Du , et al. August 25, 2 | 2015-08-25 |
| Fluorescent Lamp With High Color Rendering Index And Coating Systems Therefor App 20140306598 - DU; Fangming ; et al. | 2014-10-16 |
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