Inventor
PATWAL URSULA
DE23 patents
⚠️ This page may combine multiple inventors who share the name “PATWAL URSULA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MERCK PATENT GMBH
22 patentsUS10723950B2Jul 28, 2020
Liquid-crystalline mixtures
MERCK PATENT GMBH3 citations73
US10336940B2Jul 2, 2019
Device for regulating the entry of light
MERCK PATENT GMBH2 citations73
US10202508B2Feb 12, 2019
Dye compounds
MERCK PATENT GMBH3 citations73
US10114264B2Oct 30, 2018
Device for regulating the passage of energy
MERCK PATENT GMBH2 citations73
US10108058B2Oct 23, 2018
Device for regulating the passage of energy
MERCK PATENT GMBH6 citations73
US11168257B2Nov 9, 2021
Liquid crystalline medium
MERCK PATENT GMBH3 citations72
US10626666B2Apr 21, 2020
Device for regulating the passage of light
MERCK PATENT GMBH2 citations72
US10344217B2Jul 9, 2019
Device for controlling the passage of energy, containing a dichroic dye compound
MERCK PATENT GMBH6 citations72
US10260001B2Apr 16, 2019
Liquid crystal material
MERCK PATENT GMBH5 citations72
US6028655AFeb 22, 2000
TN and STN liquid-crystal display
MERCK PATENT GMBH14 citations72
US10738240B2Aug 11, 2020
Thiadiazoloquinoxaline derivatives
MERCK PATENT GMBH3 citations71
US9701905B2Jul 11, 2017
Liquid-crystalline medium
MERCK PATENT GMBH5 citations70
US11702597B2Jul 18, 2023
Azo dye
MERCK PATENT GMBH2 citations66
US7785678B2Aug 31, 2010
Liquid-crystalline mixtures and liquid-crystal displays
MERCK PATENT GMBH3 citations63
US6730372B2May 4, 2004
Liquid-crystalline medium
MERCK PATENT GMBH1 citations48
US10982150B2Apr 20, 2021
Liquid crystalline medium
MERCK PATENT GMBH0 citations47
US11667845B2Jun 6, 2023
Liquid crystalline medium
MERCK PATENT GMBH0 citations45
US11015123B2May 25, 2021
Liquid-crystal material
MERCK PATENT GMBH0 citations44
US10465114B2Nov 5, 2019
Liquid-crystalline medium
MERCK PATENT GMBH0 citations41
US10370592B2Aug 6, 2019
Device for regulating the passage of energy
MERCK PATENT GMBH0 citations41
US10868257B2Dec 15, 2020
Dithioalkylpyrrolopyrroles and the use thereof as dyes
MERCK PATENT GMBH0 citations40
US10364356B2Jul 30, 2019
Device for regulating the passage of energy
MERCK PATENT GMBH0 citations40