Frank Jermann
54Patents
9h-index
60Co-inventors
77Inventor score
Filing activity: Jul 27, 2001 → Jun 2, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7199513B2 | Discharge lamp having two-band phosphor | Chemistry; Metallurgy | 321 | Expired |
| US6504179B1 | Led-based white-emitting illumination unit | Emerging Cross-Sectional Technologies | 139 | Expired |
| US6850002B2 | Light emitting device for generating specific colored light, including white light | Emerging Cross-Sectional Technologies | 51 | Expired |
| US7064480B2 | Illumination device with at least one led as the light source | Emerging Cross-Sectional Technologies | 35 | Expired |
| US7002291B2 | LED-based white-emitting illumination unit | Emerging Cross-Sectional Technologies | 33 | Expired |
| US7267786B2 | Phosphor and light source comprising such a phosphor | Electricity | 20 | Expired |
| US7965031B2 | White-emitting LED having a defined color temperature | Electricity | 14 | Expired |
| US8330348B2 | Structured luminescence conversion layer | Electricity | 14 | Active |
| US7695164B2 | Illumination system for imaging illumination with a high level of homogeneity | Physics | 11 | Active |
| US7982233B2 | Optoelectronic semiconductor chip comprising a wavelength conversion substance, and optoelectronic semiconductor component comprising such a semiconductor chip, and method for producing the optoelectronic semiconductor chip | Electricity | 7 | Active |
| US7851988B2 | Green-emitting LED | Electricity | 7 | Active |
| US8598604B2 | Optoelectronic component | Electricity | 7 | Active |
| US7239082B2 | Illumination device with at least one LED as the light source | Emerging Cross-Sectional Technologies | 6 | Expired |
| US9719013B2 | Phosphor, method for producing a phosphor and use of a phosphor | Electricity | 6 | Active |
| US7791265B2 | Red-emitting luminescent substance and light source comprising such a luminescent substance | Electricity | 6 | Active |
| US7530710B2 | Color-tunable illumination system for imaging illumination | Mechanical Engineering; Lighting; Heating | 6 | Active |
| US9719014B2 | Lighting device comprising a primary radiation source and a first phosphor | Electricity | 6 | Active |
| US9725646B2 | Phosphor, method for producing a phosphor and use of a phosphor | Electricity | 5 | Active |
| US8808577B2 | Thermally stable oxynitride phosphor and light source comprising such a phosphor | Electricity | 5 | Active |
| US7825574B2 | High-efficiency led-based illumination system with improved color rendering | Electricity | 5 | Active |
| US7126265B2 | Conversion LED having a phosphor component based on an agglomeration of phosphor particles and pores | Electricity | 5 | Expired |
| US9234132B2 | Conversion LED with high color rendition index | Electricity | 4 | Active |
| US7183706B2 | Led-based illumination unit | Emerging Cross-Sectional Technologies | 4 | Expired |
| US8242528B2 | Conversion LED | Electricity | 3 | Active |
| US8460579B2 | Red-emitting luminophore and light source comprising such a luminophore | Chemistry; Metallurgy | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.