Inventor · Aachen, DE

Volker Weiler

26Patents
6h-index
29Co-inventors
69Inventor score

Filing activity: Dec 16, 1994 → Dec 4, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US7202598B2 Light-emitting device with coated phosphor Electricity 51 Expired
US9546319B2 Phosphors, such as new narrow-band red emitting phosphors for solid state lighting Electricity 8 Active
US9564557B2 LED based device with wide color gamut Electricity 7 Active
US6646365B1 Low-pressure mercury-vapor discharge lamp Electricity 6 Expired
US6417614B1 Low-pressure mercury vapor discharge lamp Electricity 6 Expired
US6602617B1 Plasma picture screen with coated phosphor Emerging Cross-Sectional Technologies 6 Expired
US6150757A Method of coating a luminescent material Emerging Cross-Sectional Technologies 6 Expired
US10158052B2 LED based device with wide color gamut Electricity 5 Active
US5811154A Method of coating a luminescent material Electricity 5 Expired
US9175214B2 Lighting device with light source and wavelength converting element Electricity 4 Active
US9580643B2 Coated narrow band red-emitting fluorosilicates for semiconductor LEDS Electricity 3 Active
US5574332A Luminescent screen Chemistry; Metallurgy 3 Expired
US6274981A Low-pressure mercury vapor discharge lamp with electrode shield Electricity 3 Expired
US9422471B2 Mn-activated hexafluorosilicates for LED applications Electricity 2 Active
US5900695A Luminescent screen including a luminescent zeolite Electricity 2 Expired
US5772917A Luminescent zeolite Emerging Cross-Sectional Technologies 1 Expired
US9133390B2 Light emitting diode device with luminescent material Chemistry; Metallurgy 1 Active
US11453821B2 Narrow band emitting SiAlON phosphor Chemistry; Metallurgy 1 Active
US11101409B2 Phosphor converted LED Emerging Cross-Sectional Technologies 0 Active
US8193694B2 Electroluminescent device with improved light decoupling Electricity 0 Active
US10153406B2 Mn-activated hexafluorosilicates for LED applications Electricity 0 Active
US11926775B2 Narrow band emitting SiAION phosphor Chemistry; Metallurgy 0 Active
US10611961B2 Supertetrahedron phosphor for solid-state lighting Electricity 0 Active
US10539275B2 LED phosphor comprising bow-tie shaped A2N6 building blocks Electricity 0 Active
US9944849B2 Light emitting diode device with luminescent material Chemistry; Metallurgy 0 Active

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