Masahiro Kawamura

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
Compound, material for organic electroluminescent elements, organic...
- Patent number 11,939,279
- Issue date Mar 26, 2024
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
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 device using aryl amine derivative conta...
- Patent number 11,678,571
- Issue date Jun 13, 2023
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence element, electronic device, composition...
- Patent number 11,631,817
- Issue date Apr 18, 2023
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device
- Patent number RE49343
- Issue date Dec 20, 2022
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
Information Patent Grant
Anthracene derivatives, luminescent materials and organic electrolu...
- Patent number 11,456,421
- Issue date Sep 27, 2022
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, material for organic electroluminescence elements, organi...
- Patent number 11,283,025
- Issue date Mar 22, 2022
- Idemitsu Kosan Co., Ltd.
- Taro Yamaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light emitting element and display device
- Patent number 11,276,834
- Issue date Mar 15, 2022
- Sony Corporation
- Shoji Sudo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Specifically substituted ladder type compounds for organic light em...
- Patent number 11,264,576
- Issue date Mar 1, 2022
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent device using aryl amine derivative conta...
- Patent number 11,152,574
- Issue date Oct 19, 2021
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aromatic amine derivative and organic electroluminescent device usi...
- Patent number 11,133,478
- Issue date Sep 28, 2021
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, material for organic electroluminescent elements, organic...
- Patent number 11,117,857
- Issue date Sep 14, 2021
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent device using aryl amine derivative conta...
- Patent number 11,094,888
- Issue date Aug 17, 2021
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
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
Aromatic amine derivative, and organic electroluminescent element c...
- Patent number 11,024,806
- Issue date Jun 1, 2021
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Pyrene derivative, organic light-emitting medium, and organic elect...
- Patent number 10,964,891
- Issue date Mar 30, 2021
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- 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 element, organic...
- Patent number 10,797,244
- Issue date Oct 6, 2020
- Idemitsu Kosan Co., Ltd.
- Tomoharu Hayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, material for organic electroluminescence element, organic...
- Patent number 10,790,449
- Issue date Sep 29, 2020
- Idemitsu Kosan Co., Ltd.
- Tasuku Haketa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, organic electroluminescence element material, organic ele...
- Patent number 10,784,446
- Issue date Sep 22, 2020
- Idemitsu Kosan Co., Ltd.
- Tomoharu Hayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, organic electroluminescent element material using same, o...
- Patent number 10,763,442
- Issue date Sep 1, 2020
- Idemitsu Kosan Co., Ltd.
- Takashi Kashiwamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, material for organic electroluminescence device, organic...
- Patent number 10,703,762
- Issue date Jul 7, 2020
- Idemitsu Kosan Co., Ltd.
- Yu Kudo
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative, and organic electroluminescent element c...
- Patent number 10,686,137
- Issue date Jun 16, 2020
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, material for organic electroluminescent elements using sa...
- Patent number 10,629,821
- Issue date Apr 21, 2020
- Idemitsu Kosan Co., Ltd.
- Tasuku Haketa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, organic electroluminescent element, and electronic device
- Patent number 10,622,569
- Issue date Apr 14, 2020
- Idemitsu Kosan Co., Ltd.
- Tasuku Haketa
- C07 - ORGANIC CHEMISTRY
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
Compound, organic electroluminescent material, organic electrolumin...
- Patent number 10,547,007
- Issue date Jan 28, 2020
- Idemitsu Kosan Co., Ltd.
- Tasuku Haketa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, material for organic electroluminescence elements, organi...
- Patent number 10,464,895
- Issue date Nov 5, 2019
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

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 ELEMINTS, ORGANIC...
- Publication number 20240166592
- Publication date May 23, 2024
- Idemitsu Kosan Co.,Ltd
- Tomoki KATO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20230322673
- Publication date Oct 12, 2023
- 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
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...
- Publication number 20220029097
- Publication date Jan 27, 2022
- Idemitsu Kosan Co., Ltd.
- Yumiko MIZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USI...
- Publication number 20210384446
- Publication date Dec 9, 2021
- Idemitsu Kosan Co., Ltd.
- Yumiko MIZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE USING ARYL AMINE DERIVATIVE CONTA...
- Publication number 20210376247
- Publication date Dec 2, 2021
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMINTS, ORGANIC...
- Publication number 20210363096
- Publication date Nov 25, 2021
- Idemitsu Kosan Co., Ltd.
- Tomoki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT DEVICE USING ARYL AMINE DERIVATIVE CONTA...
- Publication number 20210083194
- Publication date Mar 18, 2021
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- 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
ORGANIC ELECTROLUMINESCENCE ELEMENT, ELECTRONIC DEVICE, COMPOSITION...
- Publication number 20200365811
- Publication date Nov 19, 2020
- Idemitsu Kosan Co.,Ltd
- Masahiro KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...
- Publication number 20200259087
- Publication date Aug 13, 2020
- Idemitsu Kosan Co., Ltd.
- Yumiko MIZUKI
- H01 - BASIC ELECTRIC ELEMENTS
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
SPECIFICALLY SUBSTITUTED LADDER TYPE COMPOUNDS FOR ORGANIC LIGHT EM...
- Publication number 20200013963
- Publication date Jan 9, 2020
- IDEMITSU KOSAN CO., LTD.
- Yumiko MIZUKI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ANTHRACENE DERIVATIVES, LUMINESCENT MATERIALS AND ORGANIC ELECTROLU...
- Publication number 20200006664
- Publication date Jan 2, 2020
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USI...
- Publication number 20190221753
- Publication date Jul 18, 2019
- Idemitsu Kosan Co., Ltd.
- Yumiko MIZUKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...
- Publication number 20190214563
- Publication date Jul 11, 2019
- Idemitsu Kosan Co., Ltd.
- Yumiko MIZUKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS EQUIPPE...
- Publication number 20190194219
- Publication date Jun 27, 2019
- Idemitsu Kosan Co., Ltd.
- Masahiro KAWAMURA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL USING SAME, O...
- Publication number 20190148649
- Publication date May 16, 2019
- IDEMITSU KOSAN CO., LTD.
- Takashi KASHIWAMURA
- 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
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENTS, ORGANI...
- Publication number 20190077754
- Publication date Mar 14, 2019
- IDEMITSU KOSAN CO., LTD.
- Tomoki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NOVEL COMPOUND
- Publication number 20190023648
- Publication date Jan 24, 2019
- Idemitsu Kosan Co., Ltd.
- Hirokatsu ITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENTS, ORGANI...
- Publication number 20190006591
- Publication date Jan 3, 2019
- Idemitsu Kosan Co., Ltd.
- Taro YAMAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AN...
- Publication number 20190006598
- Publication date Jan 3, 2019
- Idemitsu Kosan Co., Ltd.
- Takushi SHIOMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HETERO-CONDENSED PHENYLQUINAZOLINES AND THEIR USE IN ELECTRONIC DEV...
- Publication number 20180370981
- Publication date Dec 27, 2018
- IDEMITSU KOSAN CO., LTD.
- Yuichi NISHIMAE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, ORGANIC...
- Publication number 20180339994
- Publication date Nov 29, 2018
- Idemitsu Kosan Co., Ltd.
- Yu KUDO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PYRENE DERIVATIVE, ORGANIC LIGHT-EMITTING MEDIUM, AND ORGANIC ELECT...
- Publication number 20180309058
- Publication date Oct 25, 2018
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C07 - ORGANIC CHEMISTRY
Information Patent Application
BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING BENZIMIDAZOLO[1,2-A]BENZ...
- Publication number 20180291028
- Publication date Oct 11, 2018
- Idemitsu Kosan Co., Ltd.
- Thomas SCHAEFER
- H01 - BASIC ELECTRIC ELEMENTS
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
BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING TRIAZINE GROUPS FOR ORGA...
- Publication number 20180269407
- Publication date Sep 20, 2018
- IDEMITSU KOSAN CO., LTD.
- Thomas SCHAEFER
- C07 - ORGANIC CHEMISTRY

Masahiro Kawamura

Person

Patents Grantslast 30 patents

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

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

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

Organic electroluminescent device using aryl amine derivative conta...

Organic electroluminescence element, electronic device, composition...

Organic electroluminescence device

Anthracene derivatives, luminescent materials and organic electrolu...

Compound, material for organic electroluminescence elements, organi...

Light emitting element and display device

Specifically substituted ladder type compounds for organic light em...

Organic electroluminescent device using aryl amine derivative conta...

Aromatic amine derivative and organic electroluminescent device usi...

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

Organic electroluminescent device using aryl amine derivative conta...

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

Aromatic amine derivative, and organic electroluminescent element c...

Pyrene derivative, organic light-emitting medium, and organic elect...

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

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

Compound, material for organic electroluminescent element, organic...

Compound, material for organic electroluminescence element, organic...

Compound, organic electroluminescence element material, organic ele...

Compound, organic electroluminescent element material using same, o...

Compound, material for organic electroluminescence device, organic...

Aromatic amine derivative, and organic electroluminescent element c...

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

Compound, organic electroluminescent element, and electronic device

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

Compound, organic electroluminescent material, organic electrolumin...

Compound, material for organic electroluminescence elements, organi...

Patents Applicationslast 30 patents

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

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMINTS, ORGANIC...

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

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

AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...

AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USI...

ORGANIC ELECTROLUMINESCENT DEVICE USING ARYL AMINE DERIVATIVE CONTA...

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMINTS, ORGANIC...

ORGANIC ELECTROLUMINESCENT DEVICE USING ARYL AMINE DERIVATIVE CONTA...

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

ORGANIC ELECTROLUMINESCENCE ELEMENT, ELECTRONIC DEVICE, COMPOSITION...

AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...

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

SPECIFICALLY SUBSTITUTED LADDER TYPE COMPOUNDS FOR ORGANIC LIGHT EM...

ANTHRACENE DERIVATIVES, LUMINESCENT MATERIALS AND ORGANIC ELECTROLU...

AROMATIC AMINE DERIVATIVE AND ORGANIC ELECTROLUMINESCENT DEVICE USI...

AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT C...

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS EQUIPPE...

COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT MATERIAL USING SAME, O...

ORGANIC ELECTROLUMINESCENT ELEMENT

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENTS, ORGANI...

NOVEL COMPOUND

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENTS, ORGANI...

NOVEL COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, AN...

HETERO-CONDENSED PHENYLQUINAZOLINES AND THEIR USE IN ELECTRONIC DEV...

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICE, ORGANIC...

PYRENE DERIVATIVE, ORGANIC LIGHT-EMITTING MEDIUM, AND ORGANIC ELECT...

BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING BENZIMIDAZOLO[1,2-A]BENZ...

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

BENZIMIDAZOLO[1,2-A]BENZIMIDAZOLE CARRYING TRIAZINE GROUPS FOR ORGA...