Inventor
PARHAM AMIR
DE56 patents
⚠️ This page may combine multiple inventors who share the name “PARHAM AMIR”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
42 patentsUS7767777B2Aug 3, 2010
Metal complexes
MERCK PATENT GMBH50 citations94
US7223484B2May 29, 2007
2,1,3-benzothiadiazoles for use as electronic active components
MERCK PATENT GMBH21 citations93
US7288617B2Oct 30, 2007
Conjugated polymers containing spirobifluorene units and fluorene units, and the use thereof
MERCK PATENT GMBH25 citations92
US7834136B2Nov 16, 2010
Conjugated polymers and blends containing carbazole, representation and use thereof
MERCK PATENT GMBH12 citations84
US7638594B2Dec 29, 2009
Conjugated polymers containing spirobifluorene units and the use thereof
MERCK PATENT GMBH8 citations84
US11530224B2Dec 20, 2022
Compounds with diazadibenzofurane or diazadibenzothiophene structures
MERCK PATENT GMBH3 citations73
US11495751B2Nov 8, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH2 citations73
US11258018B2Feb 22, 2022
Compounds and organic electronic devices
MERCK PATENT GMBH1 citations63
US8053547B2Nov 8, 2011
Conjugated polymers and blends containing carbazole, representation and use thereof
MERCK PATENT GMBH2 citations63
US7923521B2Apr 12, 2011
Process for preparing ortho-metallated metal compounds
MERCK PATENT GMBH4 citations63
US7767785B2Aug 3, 2010
Conjugated polymers, their preparation and use thereof
MERCK PATENT GMBH7 citations63
US12534446B2Jan 27, 2026
Materials for electronic devices
MERCK PATENT GMBH0 citations62
US12435070B2Oct 7, 2025
Composition for organic electronic devices
MERCK PATENT GMBH0 citations62
US12030890B2Jul 9, 2024
Compounds with diazadibenzofurane or diazadibenzothiophene structures
MERCK PATENT GMBH0 citations62
US11643414B2May 9, 2023
Materials for organic electroluminescent devices
MERCK PATENT GMBH1 citations62
US11591320B2Feb 28, 2023
Composition for organic electronic devices
MERCK PATENT GMBH0 citations62
US11345687B2May 31, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH2 citations62
US7772323B2Aug 10, 2010
Conjugated copolymers, representation and use thereof
MERCK PATENT GMBH6 citations62
US12193325B2Jan 7, 2025
Nitrogen-containing heterocycles for use in OLEDs
MERCK PATENT GMBH0 citations52
US12108665B2Oct 1, 2024
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US11993572B2May 28, 2024
Composition for organic electronic devices
MERCK PATENT GMBH0 citations52
US11778907B2Oct 3, 2023
Composition for organic electronic devices
MERCK PATENT GMBH0 citations52
US11731990B2Aug 22, 2023
Carbazole-based Bodipys for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US11713319B2Aug 1, 2023
Compounds having valerolactam structures
MERCK PATENT GMBH0 citations52
US11649249B2May 16, 2023
Compounds for electronic devices
MERCK PATENT GMBH0 citations52
US11535619B2Dec 27, 2022
Hexacyclic heteroaromatic compounds for electronic devices
MERCK PATENT GMBH0 citations52
US11466021B2Oct 11, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US11447464B2Sep 20, 2022
Compounds with spirobifluorene-structures
MERCK PATENT GMBH0 citations52
US11450809B2Sep 20, 2022
Composition for organic electronic devices
MERCK PATENT GMBH0 citations52
US11407766B2Aug 9, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US11302870B2Apr 12, 2022
Materials for electronic devices
MERCK PATENT GMBH0 citations52
US11296281B2Apr 5, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US11056656B2Jul 6, 2021
Organoboron complexes and their use in organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US10964894B2Mar 30, 2021
Carbazole derivatives
MERCK PATENT GMBH0 citations52
US10923665B2Feb 16, 2021
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations52
US10141518B2Nov 27, 2018
Compounds for electronic devices
MERCK PATENT GMBH0 citations52
US12595256B2Apr 7, 2026
Composition for organic electronic devices
MERCK PATENT GMBH0 citations51
US12419192B2Sep 16, 2025
Organic electroluminescence devices
MERCK PATENT GMBH0 citations51
US11621396B2Apr 4, 2023
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations51
US11437588B2Sep 6, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations51
US11370965B2Jun 28, 2022
Materials for organic electroluminescent devices
MERCK PATENT GMBH0 citations51
US11329233B2May 10, 2022
Heterocyclic compounds for use in electronic devices
MERCK PATENT GMBH0 citations51
HEIL HOLGER
2 patentsPARHAM AMIR
2 patentsSTOESSEL PHILIPP
2 patentsCOVION ORGANIC SEMICONDUCTORS
1 patentHEUN SUSANNE
1 patentShowing the top 50 of 56 patents by PatentIndex Score.