Inventor
KUMAKI DAISUKE
JP65 patents
⚠️ This page may combine multiple inventors who share the name “KUMAKI DAISUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SEMICONDUCTOR ENERGY LAB
29 patentsUS7893427B2Feb 22, 2011
Light emitting element and light emitting device using the same
SEMICONDUCTOR ENERGY LAB83 citations99
US7601988B2Oct 13, 2009
Light emitting device
SEMICONDUCTOR ENERGY LAB92 citations99
US7462883B2Dec 9, 2008
Light-emitting element having hole generating layer
SEMICONDUCTOR ENERGY LAB106 citations99
US8008652B2Aug 30, 2011
Light emitting device
SEMICONDUCTOR ENERGY LAB43 citations98
US7964891B2Jun 21, 2011
Light-emitting element, display device, and electronic appliance
SEMICONDUCTOR ENERGY LAB48 citations98
US7875893B2Jan 25, 2011
Light emitting device
SEMICONDUCTOR ENERGY LAB50 citations98
US7737626B2Jun 15, 2010
Light emitting element
SEMICONDUCTOR ENERGY LAB61 citations98
US7649197B2Jan 19, 2010
Composite material, and light emitting element and light emitting device using the composite material
SEMICONDUCTOR ENERGY LAB51 citations98
US7598670B2Oct 6, 2009
Light emitting element and light emitting device
SEMICONDUCTOR ENERGY LAB50 citations96
US7564052B2Jul 21, 2009
Light-emitting element and light emitting device using the same
SEMICONDUCTOR ENERGY LAB49 citations96
US8368059B2Feb 5, 2013
Light emitting element and light emitting device using the same
SEMICONDUCTOR ENERGY LAB13 citations93
US8368060B2Feb 5, 2013
Light emitting element and light emitting device using the same
SEMICONDUCTOR ENERGY LAB14 citations93
US7901791B2Mar 8, 2011
Carbazole derivative, and light emitting element and light emitting device using the carbazole derivative
SEMICONDUCTOR ENERGY LAB17 citations93
US7750560B2Jul 6, 2010
Light-emitting-element
SEMICONDUCTOR ENERGY LAB19 citations93
US7646010B2Jan 12, 2010
Light-emitting element, light-emitting device, and electronic device
SEMICONDUCTOR ENERGY LAB23 citations93
US7569988B2Aug 4, 2009
Light emitting element and display device using the same
SEMICONDUCTOR ENERGY LAB25 citations93
US7511421B2Mar 31, 2009
Mixed metal and organic electrode for organic device
SEMICONDUCTOR ENERGY LAB28 citations93
US8872169B2Oct 28, 2014
Light emitting element and light emitting device using the same
SEMICONDUCTOR ENERGY LAB6 citations84
US7964864B2Jun 21, 2011
Light-emitting element and light-emitting device
SEMICONDUCTOR ENERGY LAB13 citations84
US7940002B2May 10, 2011
Light emitting element and light emitting device
SEMICONDUCTOR ENERGY LAB8 citations84
US7714501B2May 11, 2010
Light emitting element, light emitting device and electronic equipment
SEMICONDUCTOR ENERGY LAB10 citations84
US7504049B2Mar 17, 2009
Electrode device for organic device, electronic device having electrode device for organic device, and method of forming electrode device for organic device
SEMICONDUCTOR ENERGY LAB18 citations84
US8008651B2Aug 30, 2011
Light-emitting element and light-emitting device
SEMICONDUCTOR ENERGY LAB5 citations74
US10886497B2Jan 5, 2021
Light-emitting element
SEMICONDUCTOR ENERGY LAB0 citations63
US8922116B2Dec 30, 2014
Light emitting element and light emitting device
SEMICONDUCTOR ENERGY LAB1 citations63
US8723196B2May 13, 2014
Light emitting device
SEMICONDUCTOR ENERGY LAB1 citations63
US8344621B2Jan 1, 2013
Light emitting element and light emitting device
SEMICONDUCTOR ENERGY LAB3 citations63
US7892657B2Feb 22, 2011
Light emitting element, light emitting device, and electronic device
SEMICONDUCTOR ENERGY LAB2 citations63
US10497894B2Dec 3, 2019
Light-emitting element and light-emitting device
SEMICONDUCTOR ENERGY LAB0 citations52
KUMAKI DAISUKE
9 patentsUS8643003B2Feb 4, 2014
Light emitting device
KUMAKI DAISUKE5 citations84
US8618574B2Dec 31, 2013
Light-emitting element, display device, and electronic appliance
KUMAKI DAISUKE9 citations84
US8455114B2Jun 4, 2013
Light emitting element and light emitting device using the same
KUMAKI DAISUKE6 citations84
US8207555B2Jun 26, 2012
Light-emitting element and light emitting device using the same
KUMAKI DAISUKE8 citations84
US8202630B2Jun 19, 2012
Light emitting element and light emitting device using the same
KUMAKI DAISUKE7 citations84
US8796670B2Aug 5, 2014
Light-emitting element
KUMAKI DAISUKE4 citations73
US8878159B2Nov 4, 2014
Light-emitting element and light-emitting device
KUMAKI DAISUKE3 citations63
US8502210B2Aug 6, 2013
Light-emitting element and light-emitting device
KUMAKI DAISUKE2 citations63
US8338196B2Dec 25, 2012
Light-emitting element and light emitting device using the same
KUMAKI DAISUKE3 citations63
SEO SATOSHI
2 patentsIWAKI YUJI
2 patentsUBE INDUSTRIES
2 patentsUNIV YAMAGATA NAT UNIV CORP
2 patentsTSUTSUI TETSUO
1 patentIKEDA HISAO
1 patentOKI ELECTRIC IND CO LTD
1 patentNAKASHIMA HARUE
1 patentShowing the top 50 of 65 patents by PatentIndex Score.