Keita Seda

Person

Sodegaura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Compound and organic electroluminescence device
- Patent number 12,146,087
- Issue date Nov 19, 2024
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound and organic electroluminescence device
- Patent number 12,108,666
- Issue date Oct 1, 2024
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound, material for organic electroluminescence element using sa...
- Patent number 11,950,498
- Issue date Apr 2, 2024
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 11,569,449
- Issue date Jan 31, 2023
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 11,557,730
- Issue date Jan 17, 2023
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compounds for organic electroluminescence device
- Patent number 11,342,512
- Issue date May 24, 2022
- Idemitsu Kosan Co., Ltd.
- Yuki Nakano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound and organic electroluminescence device
- Patent number 11,139,437
- Issue date Oct 5, 2021
- Idemitsu Kosan Co., Ltd.
- Keita Seda
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and electronic apparatus provide...
- Patent number 10,811,612
- Issue date Oct 20, 2020
- Idemitsu Kosan Co., Ltd.
- Yuki Nakano
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 10,680,181
- Issue date Jun 9, 2020
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 10,672,989
- Issue date Jun 2, 2020
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 10,658,594
- Issue date May 19, 2020
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound and organic electroluminescence device
- Patent number 10,593,889
- Issue date Mar 17, 2020
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 10,249,832
- Issue date Apr 2, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and novel compound
- Patent number 10,217,948
- Issue date Feb 26, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENTS, ORGANI...
- Publication number 20230301176
- Publication date Sep 21, 2023
- Idemitsu Kosan Co.,Ltd
- Tsukasa SAWATO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20230128708
- Publication date Apr 27, 2023
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENTS, ORGANIC...
- Publication number 20230085328
- Publication date Mar 16, 2023
- Idemitsu Kosan Co.,Ltd
- Masato MITANI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20220363638
- Publication date Nov 17, 2022
- Idemitsu Kosan Co.,Ltd
- Keita SEDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20220020925
- Publication date Jan 20, 2022
- Idemitsu Kosan Co.,Ltd
- Yuki NAKANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NEW COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20210395233
- Publication date Dec 23, 2021
- Idemitsu Kosan Co.,Ltd
- Ryota TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...
- Publication number 20210384430
- Publication date Dec 9, 2021
- IDEMITSU KOSAN CO.,LTD.
- Yuki NAKANO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, AND ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APP...
- Publication number 20210359221
- Publication date Nov 18, 2021
- Idemitsu Kosan Co.,Ltd
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT US...
- Publication number 20210151687
- Publication date May 20, 2021
- Idemitsu Kosan Co.,Ltd
- Ryota TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20210062078
- Publication date Mar 4, 2021
- Idemitsu Kosan Co.,Ltd
- Tomoki KATO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20210066599
- Publication date Mar 4, 2021
- Idemitsu Kosan Co.,Ltd
- Yuki NAKANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20200377513
- Publication date Dec 3, 2020
- Idemitsu Kosan Co.,Ltd
- Keita SEDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, ELECTRONIC DEVICE, AND COMPOUND
- Publication number 20200212315
- Publication date Jul 2, 2020
- Idemitsu Kosan Co.,Ltd
- Ryota TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...
- Publication number 20200111965
- Publication date Apr 9, 2020
- Idemitsu Kosan Co., Ltd.
- Yuki NAKANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...
- Publication number 20200111962
- Publication date Apr 9, 2020
- Idemitsu Kosan Co., Ltd.
- Yuki NAKANO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20200098994
- Publication date Mar 26, 2020
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20190393429
- Publication date Dec 26, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME, AND...
- Publication number 20190386225
- Publication date Dec 19, 2019
- Idemitsu Kosan Co., Ltd.
- Yuki NAKANO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20190355914
- Publication date Nov 21, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20190341556
- Publication date Nov 7, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20190221747
- Publication date Jul 18, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE
- Publication number 20190214579
- Publication date Jul 11, 2019
- Idemitsu Kosan Co., Ltd.
- Keita SEDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND
- Publication number 20190194215
- Publication date Jun 27, 2019
- Idemitsu Kosan Co., Ltd.
- Ryota TAKAHASHI
- C07 - ORGANIC CHEMISTRY

Person

Patents Grantslast 30 patents

Compound and organic electroluminescence device

Compound and organic electroluminescence device

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

Organic electroluminescence device and novel compound

Organic electroluminescence device and novel compound

Compounds for organic electroluminescence device

Compound and organic electroluminescence device

Organic electroluminescence device and electronic apparatus provide...

Organic electroluminescence device and novel compound

Organic electroluminescence device and novel compound

Organic electroluminescence device and novel compound

Compound and organic electroluminescence device

Organic electroluminescence device and novel compound

Organic electroluminescence device and novel compound

Patents Applicationslast 30 patents

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

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND

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

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

NEW COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...

COMPOUND, AND ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APP...

NOVEL COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE ELEMENT US...

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT, ELECTRONIC DEVICE, AND COMPOUND

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS PROVIDE...

COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND

NOVEL COMPOUND, ORGANIC ELECTROLUMINESCENT ELEMENT USING SAME, AND...

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND NOVEL COMPOUND