Inventor · Aachen, DE

Peter Josef Schmidt

114Patents
14h-index
93Co-inventors
89Inventor score

Filing activity: Oct 16, 2001 → Dec 20, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US6680569B2 Red-deficiency compensating phosphor light emitting device Electricity 184 Expired
US6717353B1 Phosphor converted light emitting device Emerging Cross-Sectional Technologies 179 Expired
US7361938B2 Luminescent ceramic for a light emitting device Electricity 169 Expired
US6870311B2 Light-emitting devices utilizing nanoparticles Electricity 94 Expired
US7202598B2 Light-emitting device with coated phosphor Electricity 51 Expired
US7514721B2 Luminescent ceramic element for a light emitting device Electricity 50 Expired
US7038370B2 Phosphor converted light emitting device Electricity 37 Expired
US7083490B2 Light-emitting devices utilizing nanoparticles Electricity 33 Expired
US7902564B2 Multi-grain luminescent ceramics for light emitting devices Emerging Cross-Sectional Technologies 32 Active
US7642708B2 Tri-color white light led lamp Emerging Cross-Sectional Technologies 31 Expired
US7061024B2 Light-emitting device comprising an EU(II)-activated phosphor Electricity 20 Expired
US7671529B2 Phosphor converted light emitting device Electricity 17 Active
US7938983B2 Illumination system comprising a radiation source and a fluorescent material Emerging Cross-Sectional Technologies 16 Active
US7753553B2 Illumination system comprising color deficiency compensating luminescent material Electricity 15 Active
US7982229B2 Light emitting device with conversion structure Electricity 14 Active
US7700002B2 Illumination system comprising a radiation source and fluorescent material Chemistry; Metallurgy 14 Active
US7544309B2 Illumination system comprising a radiation source and a fluorescent material Electricity 13 Expired
US8153025B2 Red emitting luminescent materials Chemistry; Metallurgy 13 Active
US8035287B2 Fluorescent lighting creating white light Emerging Cross-Sectional Technologies 10 Active
US8159126B2 Light emitting device with an improved CaAlSiN light converting material Electricity 10 Active
US6631070B2 Ceramic capacitor with czt dielectric Emerging Cross-Sectional Technologies 9 Expired
US9546319B2 Phosphors, such as new narrow-band red emitting phosphors for solid state lighting Electricity 8 Active
US7611641B2 Illumination system comprising a radiation source and a fluorescent material Electricity 8 Expired
US7591962B2 Low-pressure mercury vapor discharge lamp comprising UV-A phosphor Chemistry; Metallurgy 7 Expired
US9722148B2 Luminescent ceramic for a light emitting device Electricity 7 Active

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