Inventor
HARIKRISHNA MOHAN SIDDHARTH
US39 patents
⚠️ This page may combine multiple inventors who share the name “HARIKRISHNA MOHAN SIDDHARTH”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIVERSAL DISPLAY CORP
29 patentsUS10704144B2Jul 7, 2020
Apparatus and method for printing multilayer organic thin films from vapor phase in an ultra-pure gas ambient
UNIVERSAL DISPLAY CORP12 citations86
US10128468B2Nov 13, 2018
Nozzle assembly and nozzle array for OVJP
UNIVERSAL DISPLAY CORP5 citations84
US9583707B2Feb 28, 2017
Micro-nozzle and micro-nozzle array for OVJP and method of manufacturing the same
UNIVERSAL DISPLAY CORP14 citations84
US9178184B2Nov 3, 2015
Deposition of patterned organic thin films
UNIVERSAL DISPLAY CORP10 citations84
US9178185B2Nov 3, 2015
Patterning method for OLEDS
UNIVERSAL DISPLAY CORP5 citations84
US10566534B2Feb 18, 2020
Apparatus and method to deliver organic material via organic vapor-jet printing (OVJP)
UNIVERSAL DISPLAY CORP8 citations83
US11267012B2Mar 8, 2022
Spatial control of vapor condensation using convection
UNIVERSAL DISPLAY CORP6 citations74
US10170701B2Jan 1, 2019
Controlled deposition of materials using a differential pressure regime
UNIVERSAL DISPLAY CORP2 citations73
US9818967B2Nov 14, 2017
Barrier covered microlens films
UNIVERSAL DISPLAY CORP3 citations73
US10910590B2Feb 2, 2021
Hermetically sealed isolated OLED pixels
UNIVERSAL DISPLAY CORP2 citations72
US11121322B2Sep 14, 2021
Apparatus and method to deliver organic material via organic vapor-jet printing (OVJP)
UNIVERSAL DISPLAY CORP2 citations70
US11976360B2May 7, 2024
Organic vapor jet printing system
UNIVERSAL DISPLAY CORP0 citations63
US11751468B2Sep 5, 2023
Controlled deposition of materials using a differential pressure regime
UNIVERSAL DISPLAY CORP0 citations63
US11584991B2Feb 21, 2023
Apparatus and method for printing multilayer organic thin films from vapor phase in an ultra-pure gas ambient
UNIVERSAL DISPLAY CORP0 citations63
US11088324B2Aug 10, 2021
Controlled deposition of materials using a differential pressure regime
UNIVERSAL DISPLAY CORP0 citations63
US9349955B2May 24, 2016
Patterning method for OLEDs
UNIVERSAL DISPLAY CORP2 citations63
US9130195B2Sep 8, 2015
Structure to enhance light extraction and lifetime of OLED devices
UNIVERSAL DISPLAY CORP2 citations63
US12302694B2May 13, 2025
Organic electroluminescent devices
UNIVERSAL DISPLAY CORP0 citations62
US11997866B2May 28, 2024
Hermetically sealed isolated OLED pixels
UNIVERSAL DISPLAY CORP0 citations62
US11591686B2Feb 28, 2023
Methods of modulating flow during vapor jet deposition of organic materials
UNIVERSAL DISPLAY CORP0 citations62
US11205751B2Dec 21, 2021
Nozzle design for organic vapor jet printing
UNIVERSAL DISPLAY CORP0 citations62
US11751426B2Sep 5, 2023
Hybrid thin film permeation barrier and method of making the same
UNIVERSAL DISPLAY CORP0 citations54
US10580984B2Mar 3, 2020
Controlled deposition of materials using a differential pressure regime
UNIVERSAL DISPLAY CORP0 citations52
US9876192B2Jan 23, 2018
Barrier composition and properties
UNIVERSAL DISPLAY CORP0 citations52
US9871229B2Jan 16, 2018
OVJP for printing graded/stepped organic layers
UNIVERSAL DISPLAY CORP0 citations52
US9647221B2May 9, 2017
Organic light-emitting devices
UNIVERSAL DISPLAY CORP0 citations52
US9530962B2Dec 27, 2016
Patterning method for OLEDs
UNIVERSAL DISPLAY CORP0 citations52
US9142778B2Sep 22, 2015
High vacuum OLED deposition source and system
UNIVERSAL DISPLAY CORP0 citations52
US9991463B2Jun 5, 2018
Electronic devices with improved shelf lives
UNIVERSAL DISPLAY CORP0 citations42
KATEEVA INC
5 patentsUS11181779B2Nov 23, 2021
Quantum dot color filter ink compositions and devices utilizing the same
KATEEVA INC2 citations72
US11407914B2Aug 9, 2022
Stabilized print materials
KATEEVA INC2 citations69
US12487491B2Dec 2, 2025
Quantum dot color filter ink compositions and devices utilizing the same
KATEEVA INC0 citations62
US11906849B2Feb 20, 2024
Quantum dot color filter ink compositions and devices utilizing the same
KATEEVA INC0 citations62
US11945961B2Apr 2, 2024
Stabilized print materials
KATEEVA INC0 citations59