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Inventor

KEMPFERT WOLFGANG

DE10 patents
⚠️ This page may combine multiple inventors who share the name “KEMPFERT WOLFGANG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

LEUCHSTOFFWERK BREITUNGEN GMBH

3 patents
US6943380B2Sep 13, 2005

Light emitting device having phosphor of alkaline earth metal silicate

LEUCHSTOFFWERK BREITUNGEN GMBH183 citations98
US7157746B2Jan 2, 2007

Light emitting device having a divalent-europium-activated alkaline earth metal orthosilicate phosphor

LEUCHSTOFFWERK BREITUNGEN GMBH58 citations95
US7138660B2Nov 21, 2006

Light emitting device

LEUCHSTOFFWERK BREITUNGEN GMBH58 citations95

TOYODA GOSEI KK

3 patents
US7679101B2Mar 16, 2010

Light emitting device

TOYODA GOSEI KK60 citations97
US7187011B2Mar 6, 2007

Light source with a light-emitting element

TOYODA GOSEI KK23 citations92
US7259396B2Aug 21, 2007

Light source with a light-emitting element

TOYODA GOSEI KK8 citations73

LEUCHTSTOFFWERK BREITUNGEN

1 patent
US6809347B2Oct 26, 2004

Light source comprising a light-emitting element

LEUCHTSTOFFWERK BREITUNGEN214 citations98

BUNDESDRUCKEREI GMBH

1 patent
US6841092B2Jan 11, 2005

Anti-stokes fluorescent compositions and methods of use

BUNDESDRUCKEREI GMBH24 citations91

TRIDONIC OPTOELECTRONICS GMBH

1 patent
US7855393B2Dec 21, 2010

Light emitting device with a non-activated luminescent material

TRIDONIC OPTOELECTRONICS GMBH3 citations60

KEMPFERT WOLFGANG

1 patent
US8815120B2Aug 26, 2014

Alkaline earth metal silicate luminophores and method for improving the long term stability thereof

KEMPFERT WOLFGANG0 citations20