Inventor
TAKASU TAKAKO
JP32 patents
⚠️ This page may combine multiple inventors who share the name “TAKASU TAKAKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEMICONDUCTOR ENERGY LAB
22 patentsUS9040720B2May 26, 2015
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB11 citations92
US9831435B2Nov 28, 2017
Composite material, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB6 citations84
US9614164B2Apr 4, 2017
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB5 citations84
US7485375B2Feb 3, 2009
Light emitting device and a method of manufacturing thereof
SEMICONDUCTOR ENERGY LAB15 citations84
US10439150B2Oct 8, 2019
Light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB5 citations83
US9502666B2Nov 22, 2016
Light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB13 citations83
US7232619B2Jun 19, 2007
Pyrene derivative, light emitting element, and light emitting device
SEMICONDUCTOR ENERGY LAB7 citations74
US10497880B2Dec 3, 2019
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB3 citations73
US10263195B2Apr 16, 2019
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB3 citations73
US10121972B2Nov 6, 2018
Composite material, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB3 citations73
US9564597B2Feb 7, 2017
Fluorene compound, light-emitting element, light-emitting device, electronic device, lighting device, and organic compound
SEMICONDUCTOR ENERGY LAB2 citations73
US9406893B2Aug 2, 2016
Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB4 citations73
US7977865B2Jul 12, 2011
Composite material, material for light-emitting element, light-emitting element, light-emitting device and electronic device
SEMICONDUCTOR ENERGY LAB2 citations63
US7192535B2Mar 20, 2007
Conjugated molecule and electroluminescent device thereof and electronic device having the electroluminescent device
SEMICONDUCTOR ENERGY LAB4 citations63
US10535823B2Jan 14, 2020
Composite material, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations52
US7952089B2May 31, 2011
Composite material and light emitting element
SEMICONDUCTOR ENERGY LAB1 citations52
US7871714B2Jan 18, 2011
Polymer, electroluminescent device, and light emitting device
SEMICONDUCTOR ENERGY LAB0 citations52
US7737235B2Jun 15, 2010
Vinyl monomer and polymer derived from the monomer, and light emitting device using the polymer
SEMICONDUCTOR ENERGY LAB1 citations52
US7579419B2Aug 25, 2009
Vinyl monomer and polymer derived from the monomer, and light emitting device using the polymer
SEMICONDUCTOR ENERGY LAB1 citations52
US7416465B2Aug 26, 2008
Manufacturing method of electroluminescent device
SEMICONDUCTOR ENERGY LAB0 citations52
US7179147B2Feb 20, 2007
Manufacturing method of electroluminescent device
SEMICONDUCTOR ENERGY LAB0 citations52
US7476451B2Jan 13, 2009
Electroluminescent element and light emitting device
SEMICONDUCTOR ENERGY LAB0 citations42
OSAKA HARUE
3 patentsUS8993127B2Mar 31, 2015
Fluorene compound, light-emitting element, light-emitting device, electronic device, lighting device, and organic compound
OSAKA HARUE6 citations84
US8790794B2Jul 29, 2014
Heterocyclic compound, light-emitting element, light-emitting device, electronic device, and lighting device
OSAKA HARUE8 citations84
US8614334B2Dec 24, 2013
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
OSAKA HARUE11 citations84
TAKASU TAKAKO
2 patentsUS9162990B2Oct 20, 2015
Heterocyclic compound, light-emitting element, light-emitting device, electronic device, lighting device, and organic compound
TAKASU TAKAKO2 citations58
US8101759B2Jan 24, 2012
Acenaphthopyridine derivative, material of light-emitting element, light-emitting element, light-emitting device, and electronic appliance
TAKASU TAKAKO0 citations48