P

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 patents
US7767777B2Aug 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 patents

PARHAM AMIR

2 patents

STOESSEL PHILIPP

2 patents

COVION ORGANIC SEMICONDUCTORS

1 patent

HEUN SUSANNE

1 patent

Showing the top 50 of 56 patents by PatentIndex Score.