P

Inventor

ITO MITSUNORI

JP90 patents
⚠️ This page may combine multiple inventors who share the name “ITO MITSUNORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

IDEMITSU KOSAN CO

19 patents
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
US9530969B2Dec 27, 2016

Material for organic electroluminescence device and organic electroluminescence device

IDEMITSU KOSAN CO25 citations94
US9391279B2Jul 12, 2016

Aromatic amine derivative and organic electroluminescent device using the same

IDEMITSU KOSAN CO13 citations93
US8029697B2Oct 4, 2011

Naphthalene derivative, material for organic electroluminescence device, and organic electroluminescence device using the same

IDEMITSU KOSAN CO32 citations93
US10297765B2May 21, 2019

Aromatic amine derivative and organic electroluminescent device using the same

IDEMITSU KOSAN CO5 citations84
US10193077B2Jan 29, 2019

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

IDEMITSU KOSAN CO9 citations84
US9024301B2May 5, 2015

Organic luminescent medium and organic EL device

IDEMITSU KOSAN CO12 citations84
US8039129B2Oct 18, 2011

Organic electroluminescence device and material for organic electroluminescence device

IDEMITSU KOSAN CO8 citations84
US7829204B2Nov 9, 2010

Material for organic electroluminescent device and organic electroluminescent device using same

IDEMITSU KOSAN CO8 citations84
US9373802B2Jun 21, 2016

Biscarbazole derivatives and organic electroluminescence device employing the same

IDEMITSU KOSAN CO7 citations83
US10461257B2Oct 29, 2019

Anthracene derivatives, luminescent materials and organic electroluminescent devices

IDEMITSU KOSAN CO1 citations73
US10128456B2Nov 13, 2018

Organic electroluminescence element, and material for organic electroluminescence element

IDEMITSU KOSAN CO3 citations73
US10038143B2Jul 31, 2018

Polymer compound, material for electronic elements, material for organic electroluminescent elements, and organic electroluminescent element

IDEMITSU KOSAN CO2 citations72
US9818958B2Nov 14, 2017

Biscarbazole derivatives and organic electroluminescence device employing the same

IDEMITSU KOSAN CO2 citations72
US11456421B2Sep 27, 2022

Anthracene derivatives, luminescent materials and organic electroluminescent devices

IDEMITSU KOSAN CO0 citations63
US11133478B2Sep 28, 2021

Aromatic amine derivative and organic electroluminescent device using the same

IDEMITSU KOSAN CO0 citations63

NISHIMURA KAZUKI

5 patents
US8154195B2Apr 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

INOUE TETSUYA

5 patents
US8652654B2Feb 18, 2014

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

INOUE TETSUYA32 citations94
US8940414B2Jan 27, 2015

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

INOUE TETSUYA17 citations92
US8877352B2Nov 4, 2014

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

INOUE TETSUYA18 citations92
US8865323B2Oct 21, 2014

Biscarbazole derivative, material for organic electroluminescence device and organic electroluminescence device using the same

INOUE TETSUYA23 citations92
US8803134B2Aug 12, 2014

Biscarbazole derivatives and organic electroluminescence

INOUE TETSUYA16 citations92

SAMSUNG ELECTRONICS CO LTD

5 patents
US10336772B2Jul 2, 2019

Bicarbazole compound, material for organic light-emitting device including bicarbazole compound, and organic light-emitting device including bicarbazole compound

SAMSUNG ELECTRONICS CO LTD10 citations82
US10270036B2Apr 23, 2019

Polymer, composition including the polymer, and organic light-emitting device including the polymer

SAMSUNG ELECTRONICS CO LTD7 citations81
US10040887B2Aug 7, 2018

Copolymer, organic light-emitting device material including the same, and organic light-emitting device including the organic light-emitting device material

SAMSUNG ELECTRONICS CO LTD2 citations71
US10636973B2Apr 28, 2020

Polymer material, material for electroluminescence device, composition, thin film, and electroluminescence device comprising the same

SAMSUNG ELECTRONICS CO LTD3 citations66
US11700767B2Jul 11, 2023

Condensed cyclic compound, composition including the condensed cyclic compound, and organic light-emitting device including the composition

SAMSUNG ELECTRONICS CO LTD1 citations63

KAWAMURA MASAHIRO

4 patents
US8568903B2Oct 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
US8822041B2Sep 2, 2014

Anthracene derivatives, luminescent materials and organic electroluminescent devices

KAWAMURA MASAHIRO2 citations63
US8450727B2May 28, 2013

Organic luminescent medium and organic EL device

KAWAMURA MASAHIRO3 citations63

IDEMITSU PETROCHEMICAL CO

4 patents
US6399738B1Jun 4, 2002

Process for producing polycarbonate

IDEMITSU PETROCHEMICAL CO41 citations93
US6476249B1Nov 5, 2002

Copolycarbonate and process for producing the same

IDEMITSU PETROCHEMICAL CO12 citations74
US6462165B1Oct 8, 2002

Polycarbonate and optical material

IDEMITSU PETROCHEMICAL CO12 citations74
US6258922B1Jul 10, 2001

Process for producing polycarbonate and optical-disk substrate

IDEMITSU PETROCHEMICAL CO10 citations74

MIZUKI YUMIKO

2 patents
US8518560B2Aug 27, 2013

Aromatic amine derivative and organic electroluminescent device using the same

MIZUKI YUMIKO18 citations92
US8647754B2Feb 11, 2014

Aromatic diamine derivative and organic electroluminescent device using the same

MIZUKI YUMIKO13 citations84

MITSUBISHI MOTORS CORP

1 patent
US4771745ASep 20, 1988

Structure of internal combustion engine

MITSUBISHI MOTORS CORP34 citations86

MATSUMOTO TOSHIKI

1 patent
US10276637B2Apr 30, 2019

Organic EL multi-color light-emitting device

MATSUMOTO TOSHIKI7 citations84

YAMAMOTO HITOSHI

1 patent
US9601708B2Mar 21, 2017

Organic light emitting device and materials for use in same

YAMAMOTO HITOSHI14 citations84

YOSHIDA KEI

1 patent
US9266851B2Feb 23, 2016

Fluorene-containing aromatic compound, material for organic electroluminescent element, and organic electroluminescent element using same

YOSHIDA KEI10 citations84

TAKASHIMA YORIYUKI

1 patent
US8940412B2Jan 27, 2015

Material for organic electroluminescent element, and organic electroluminescent element

TAKASHIMA YORIYUKI15 citations83

IKEDA KIYOSHI

1 patent
US9705091B2Jul 11, 2017

Aromatic heterocycle derivative and organic electroluminescent element using same

IKEDA KIYOSHI4 citations71

Showing the top 50 of 90 patents by PatentIndex Score.