Inventor · Beijing, CN

Ronghui Liu

16Patents
1h-index
27Co-inventors
50Inventor score

Filing activity: Oct 17, 2011 → May 19, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US9671086B2 Oxynitride orange-red fluorescent substance and light-emitting film or sheet and light-emitting device comprising the same Emerging Cross-Sectional Technologies 1 Active
US11942577B2 Optical device Electricity 0 Active
US11299672B2 Near-infrared luminescent material and light-emitting device prepared therefrom Electricity 0 Active
US9252339B2 Red light-emitting nitride material, and light-emitting part and light-emitting device comprising the same Chemistry; Metallurgy 0 Active
US11923485B2 Optical device Emerging Cross-Sectional Technologies 0 Active
US11718788B2 Red light and near-infrared light-emitting material and light-emitting device Electricity 0 Active
US11932793B2 Phosphor with garnet structure and light-emitting device comprising the phosphor Emerging Cross-Sectional Technologies 0 Active
US10385265B2 Red phosphor powder, preparation method thereof and luminescent device comprising same Electricity 0 Active
US11485907B2 Nitride luminescent material and light emitting device comprising same Chemistry; Metallurgy 0 Active
US11932790B2 Red light and near-infrared light-emitting material, preparation method thereof and light-emitting device Electricity 0 Active
US9926489B2 Fluorescent powder and light-emitting device including the same Electricity 0 Active
US11680203B2 Red phosphor, preparation method thereof and light-emitting device prepared therefrom Electricity 0 Active
US9153754B2 Light emitting diode (LED) red fluorescent material and lighting device having the same Electricity 0 Active
US11518935B2 Nitride fluorescent material and light-emitting device containing same Chemistry; Metallurgy 0 Active
US11066600B2 Lutetium nitride-based phosphor and light emitting device comprising same Electricity 0 Active
US11098249B2 Phosphor, preparation method for phosphor, and light emitting device having phosphor Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.