GD

Gerhard Diener

SG Sensient Imaging Technologies Gmbh: 4 patents #1 of 30Top 4%
📍 Harsefeld, DE: #3 of 36 inventorsTop 9%
Overall (All Time): #1,260,067 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
7141312 Organic electroluminescent device based on 2,5-diaminoterephthalic acid derivatives Andreas Richter, Jens Schöenewerk 2006-11-28
7112674 Organic electroluminescent device based on 2,5-diaminoterephthalic acid derivatives Andreas Richter, Jens Schöenewerk 2006-09-26
6869696 Organic red electro-luminescent device including a heterocyclic emitter Andreas Richter, Dietmar Keil 2005-03-22
6844089 Organic red electro-luminescent device and dopant Andreas Richter, Dietmar Keil 2005-01-18