Hitoshi Kuma

Person

Sodegaura-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 12,077,500
- Issue date Sep 3, 2024
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element and electronic device
- Patent number 12,022,728
- Issue date Jun 25, 2024
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent element and electronic device drivable a...
- Patent number 11,856,808
- Issue date Dec 26, 2023
- Idemitsu Kosan Co., Ltd.
- Masato Nakamura
Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 11,739,061
- Issue date Aug 29, 2023
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element and electronic device
- Patent number 11,552,251
- Issue date Jan 10, 2023
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 11,059,781
- Issue date Jul 13, 2021
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composition, organic-electroluminescence-device material, compositi...
- Patent number 10,862,049
- Issue date Dec 8, 2020
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 10,851,055
- Issue date Dec 1, 2020
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 10,590,080
- Issue date Mar 17, 2020
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device
- Patent number RE47654
- Issue date Oct 22, 2019
- IDEMITSU KOASN CO., LTD.
- Yuichiro Kawamura
Information Patent Grant
Organic electroluminescent element
- Patent number 10,297,761
- Issue date May 21, 2019
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element
- Patent number 10,186,665
- Issue date Jan 22, 2019
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent element
- Patent number 9,882,144
- Issue date Jan 30, 2018
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent device
- Patent number 9,812,661
- Issue date Nov 7, 2017
- Idemitsu Kosan Co., Ltd.
- Hitoshi Kuma
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Organic electroluminescence device
- Patent number 9,324,950
- Issue date Apr 26, 2016
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescent element and lighting device
- Patent number 9,184,414
- Issue date Nov 10, 2015
- Idemitsu Kosan Co., Ltd.
- Ryo Naraoka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent device
- Patent number 9,153,790
- Issue date Oct 6, 2015
- Idemitsu Kosan Co., Ltd.
- Hitoshi Kuma
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence element
- Patent number 9,095,033
- Issue date Jul 28, 2015
- Idemitsu Kosan Co., Ltd.
- Ryo Naraoka
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence element
- Patent number 8,987,715
- Issue date Mar 24, 2015
- Idemitsu Kosan Co., Ltd.
- Kazuki Nishimura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Organic electroluminescence device
- Patent number 8,883,323
- Issue date Nov 11, 2014
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information Patent Grant
Organic electroluminescence device
- Patent number 8,803,420
- Issue date Aug 12, 2014
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device
- Patent number 8,723,171
- Issue date May 13, 2014
- Idemitsu Kosan Co., Ltd.
- Kazuki Nishimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element
- Patent number 8,710,493
- Issue date Apr 29, 2014
- Idemitsu Kosan Co., Ltd.
- Kazuki Nishimura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescent device
- Patent number 8,476,823
- Issue date Jul 2, 2013
- Idemitsu Kosan Co., Ltd.
- Hitoshi Kuma
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Organic electroluminescence device
- Patent number 8,461,574
- Issue date Jun 11, 2013
- Idemitsu Kosan Co., Ltd.
- Kazuki Nishimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence display device
- Patent number 8,106,582
- Issue date Jan 31, 2012
- Idemitsu Kosan Co., Ltd.
- Keiko Yamamichi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device
- Patent number 8,076,839
- Issue date Dec 13, 2011
- Idemitsu Kosan Co., Ltd.
- Hitoshi Kuma
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent device with carrier blocking layer inter...
- Patent number 8,035,297
- Issue date Oct 11, 2011
- Idemitsu Kosan Co., Ltd.
- Takashi Arakane
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent color light-emitting apparatus with orga...
- Patent number 7,956,529
- Issue date Jun 7, 2011
- Idemitsu Kosan Co., Ltd.
- Hitoshi Kuma
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Composite emitting device
- Patent number 7,928,647
- Issue date Apr 19, 2011
- Akiyoshi Mikami
- Akiyoshi Mikami
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC SOLID UP-CONVERSION MATERIAL
- Publication number 20240409806
- Publication date Dec 12, 2024
- Idemitsu Kosan Co.,Ltd
- Yoichi MURAKAMI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20240400514
- Publication date Dec 5, 2024
- Idemitsu Kosan Co., Ltd.
- Satomi TASAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20220363637
- Publication date Nov 17, 2022
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20220278283
- Publication date Sep 1, 2022
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20210242419
- Publication date Aug 5, 2021
- Idemitsu Kosan Co.,Ltd
- Masato NAKAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20200407315
- Publication date Dec 31, 2020
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20200148639
- Publication date May 14, 2020
- IDEMITSU KOSAN CO., LTD.
- Satomi Tasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20190109285
- Publication date Apr 11, 2019
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20190051835
- Publication date Feb 14, 2019
- IDEMITSU KOSAN CO., LTD.
- Ryota TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOSITION, ORGANIC-ELECTROLUMINESCENCE-DEVICE MATERIAL, COMPOSITI...
- Publication number 20180277769
- Publication date Sep 27, 2018
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
- Publication number 20180208836
- Publication date Jul 26, 2018
- Idemitsu Kosan Co., Ltd.
- Hitoshi KUMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20160254459
- Publication date Sep 1, 2016
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20160197286
- Publication date Jul 7, 2016
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20160197287
- Publication date Jul 7, 2016
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20160130225
- Publication date May 12, 2016
- Idemitsu Kosan Co., Ltd.
- Satomi TASAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20150340623
- Publication date Nov 26, 2015
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20130306957
- Publication date Nov 21, 2013
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE
- Publication number 20130270539
- Publication date Oct 17, 2013
- IDEMITSU KOSAN CO., LTD.
- Hitoshi KUMA
- B82 - NANO-TECHNOLOGY
Information Patent Application
TANDEM ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20130240859
- Publication date Sep 19, 2013
- Idemitsu Kosan Co., Ltd.
- Takashi Arakane
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20130240858
- Publication date Sep 19, 2013
- Idemitsu Kosan Co., Ltd.
- Kazuki NISHIMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20130092913
- Publication date Apr 18, 2013
- IDEMITSU KOSAN CO.,LTD.
- Kazuki Nishimura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT
- Publication number 20130075716
- Publication date Mar 28, 2013
- IDEMITSU LOSAN CO LTD
- Kazuki Nishimura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND LIGHTING DEVICE
- Publication number 20120286258
- Publication date Nov 15, 2012
- Idemitsu Kosan Co., Ltd.
- Ryo Naraoka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20120153268
- Publication date Jun 21, 2012
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT
- Publication number 20120138918
- Publication date Jun 7, 2012
- Idemitsu Kosan Co., Ltd.
- Ryo Naraoka
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20120126209
- Publication date May 24, 2012
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20120126205
- Publication date May 24, 2012
- IDEMITSU KOSAN CO., LTD.
- Yuichiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20120126208
- Publication date May 24, 2012
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20120119197
- Publication date May 17, 2012
- Idemitsu Kosan Co., Ltd.
- Kazuki Nishimura
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20110049483
- Publication date Mar 3, 2011
- IDEMITSU KOSAN CO., LTD.
- Kazuki NISHIMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Hitoshi Kuma

Person

Patents Grantslast 30 patents

Compound, material for organic electroluminescent elements, organic...

Organic electroluminescent element and electronic device

Organic electroluminescent element and electronic device drivable a...

Compound, material for organic electroluminescent elements, organic...

Organic electroluminescent element and electronic device

Compound, material for organic electroluminescent elements, organic...

Composition, organic-electroluminescence-device material, compositi...

Compound, material for organic electroluminescent elements, organic...

Compound, material for organic electroluminescent elements, organic...

Organic electroluminescence device

Organic electroluminescent element

Organic electroluminescent element

Organic electroluminescent element

Organic electroluminescent device

Organic electroluminescence device

Organic electroluminescent element and lighting device

Organic electroluminescent device

Organic electroluminescence element

Organic electroluminescence element

Organic electroluminescence device

Organic electroluminescence device

Organic electroluminescence device

Organic electroluminescent element

Organic electroluminescent device

Organic electroluminescence device

Organic electroluminescence display device

Organic electroluminescence device

Organic electroluminescent device with carrier blocking layer inter...

Organic electroluminescent color light-emitting apparatus with orga...

Composite emitting device

Patents Applicationslast 30 patents

ORGANIC SOLID UP-CONVERSION MATERIAL

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

COMPOSITION, ORGANIC-ELECTROLUMINESCENCE-DEVICE MATERIAL, COMPOSITI...

ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENT ELEMENT

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENT DEVICE

TANDEM ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENCE ELEMENT

ORGANIC ELECTROLUMINESCENT ELEMENT AND LIGHTING DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE ELEMENT

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT

ORGANIC ELECTROLUMINESCENCE DEVICE