Inventor
KAWAMURA MASAHIRO
JP165 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA MASAHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
IDEMITSU KOSAN CO
21 patentsUS10435350B2Oct 8, 2019
Organic electroluminecence device
IDEMITSU KOSAN CO128 citations99
US8025815B2Sep 27, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO46 citations98
US8034256B2Oct 11, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO35 citations96
US8021574B2Sep 20, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO38 citations96
US9660195B2May 23, 2017
Anthracene derivative having a phenanthryl group
IDEMITSU KOSAN CO24 citations94
US9391279B2Jul 12, 2016
Aromatic amine derivative and organic electroluminescent device using the same
IDEMITSU KOSAN CO13 citations93
US8895159B2Nov 25, 2014
Aromatic amine derivative and organic electroluminescence device using the same
IDEMITSU KOSAN CO19 citations93
US8029697B2Oct 4, 2011
Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same
IDEMITSU KOSAN CO32 citations93
US7998596B2Aug 16, 2011
Aromatic amine derivative and organic electroluminescence device using the same
IDEMITSU KOSAN CO30 citations93
US7981523B2Jul 19, 2011
Aromatic amine derivative and organic electroluminescence device using the same
IDEMITSU KOSAN CO21 citations93
US7833632B2Nov 16, 2010
Nitrogenous heterocycle derivative, and organic electroluminescent element employing the same
IDEMITSU KOSAN CO20 citations93
US7851071B2Dec 14, 2010
Nitrogen-containing heterocycle derivative and organic electroluminescent element using the same
IDEMITSU KOSAN CO19 citations92
US10590080B2Mar 17, 2020
Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device
IDEMITSU KOSAN CO6 citations84
US10297765B2May 21, 2019
Aromatic amine derivative and organic electroluminescent device using the same
IDEMITSU KOSAN CO5 citations84
US10283717B2May 7, 2019
Organic electroluminescent device using aryl amine derivative containing heterocycle
IDEMITSU KOSAN CO5 citations84
US10153450B2Dec 11, 2018
Fused aromatic derivative and organic electroluminescence device using the same
IDEMITSU KOSAN CO9 citations84
US9960360B2May 1, 2018
Organic electroluminescent device using aryl amine derivative containing heterocycle
IDEMITSU KOSAN CO4 citations84
US9741938B2Aug 22, 2017
Aromatic amine derivative, and organic electroluminescent element comprising the same
IDEMITSU KOSAN CO8 citations84
US9466800B2Oct 11, 2016
Aromatic amine derivative, and organic electroluminescent element comprising the same
IDEMITSU KOSAN CO7 citations84
US9373792B2Jun 21, 2016
Anthracene derivative and organic electroluminescent element using the same
IDEMITSU KOSAN CO8 citations84
US9147847B2Sep 29, 2015
Anthracene derivative and organic electroluminescent element using the same
IDEMITSU KOSAN CO9 citations84
NISHIMURA KAZUKI
7 patentsUS8154195B2Apr 10, 2012
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI48 citations98
US8779655B2Jul 15, 2014
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI47 citations94
US8587192B2Nov 19, 2013
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI38 citations94
US8330350B2Dec 11, 2012
Organic electroluminescence device and material for organic electroluminescence device
NISHIMURA KAZUKI49 citations94
US8211552B2Jul 3, 2012
Organic electroluminescence device
NISHIMURA KAZUKI44 citations94
US8436343B2May 7, 2013
Organic EL device
NISHIMURA KAZUKI32 citations93
US8294142B2Oct 23, 2012
Organic EL device
NISHIMURA KAZUKI37 citations93
KAWAMURA MASAHIRO
6 patentsUS8568903B2Oct 29, 2013
Phenanthrene derivative, and material for organic EL element
KAWAMURA MASAHIRO36 citations98
US8221907B2Jul 17, 2012
Chrysene derivative and organic electroluminescent device using the same
KAWAMURA MASAHIRO42 citations94
US9099658B2Aug 4, 2015
Organic electroluminescence device
KAWAMURA MASAHIRO16 citations92
US8629430B2Jan 14, 2014
Anthracene derivative and organic electroluminescent element using the same
KAWAMURA MASAHIRO15 citations92
US10263192B2Apr 16, 2019
Organic electroluminescent device using aryl amine derivative containing heterocycle
KAWAMURA MASAHIRO7 citations84
US9353027B2May 31, 2016
Organic electroluminescent element using pyrene derivative
KAWAMURA MASAHIRO10 citations84
MIZUKI YUMIKO
5 patentsUS8394510B2Mar 12, 2013
Aromatic amine derivative and organic electroluminescence device using the same
MIZUKI YUMIKO49 citations98
US9166179B2Oct 20, 2015
Aromatic amine derivative, and organic electroluminescent element comprising the same
MIZUKI YUMIKO13 citations92
US8518560B2Aug 27, 2013
Aromatic amine derivative and organic electroluminescent device using the same
MIZUKI YUMIKO18 citations92
US8431250B2Apr 30, 2013
Aromatic amine derivative, and organic electroluminescent element comprising the same
MIZUKI YUMIKO23 citations92
US9169274B2Oct 27, 2015
Pyrene derivative and organic electroluminescent element using the same
MIZUKI YUMIKO9 citations84
YAMAHA MOTOR CO LTD
2 patentsMATSUSHITA ELECTRIC INDUSTRIAL CO LTD
2 patentsSHARP KK
1 patent(unassigned)
1 patentKAWAMURA YUICHIRO
1 patentASAHI DENSO CO LTD
1 patentMITSUBISHI PLASTICS IND
1 patentMATSUSHITA IND CO LTD
1 patentYABUNOUCHI NOBUHIRO
1 patentShowing the top 50 of 165 patents by PatentIndex Score.