Takuma Yasuda

Person

Fukuoka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescence device and compound for organic electro...
- Patent number 12,178,123
- Issue date Dec 24, 2024
- Samsung Display Co., Ltd.
- Yuuki Miyazaki
Information Patent Grant
Benzonitrile derivative, light-emitting material, and light-emittin...
- Patent number 12,122,768
- Issue date Oct 22, 2024
- Kyushu University, National University Corporation
- Takuma Yasuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic material and photoelectric conversion element
- Patent number 11,950,503
- Issue date Apr 2, 2024
- Ricoh Company, Ltd.
- Ryota Arai
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,545,631
- Issue date Jan 3, 2023
- Samsung Display Co., Ltd.
- Yuuki Miyazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dicyano N-heterocyclic compound, light-emitting material, and light...
- Patent number 11,279,680
- Issue date Mar 22, 2022
- Kyushu University, National University Corporation
- Takuma Yasuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound having tetraazatriphenylene ring structure, light-emitting...
- Patent number 11,283,026
- Issue date Mar 22, 2022
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light-emitting material, organic light-emitting device, and compound
- Patent number 10,934,248
- Issue date Mar 2, 2021
- KYULUX, INC.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Spiro compound having azafluorene ring structure, light-emitting ma...
- Patent number 10,916,711
- Issue date Feb 9, 2021
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polycyclic compound and organic electroluminescence device includin...
- Patent number 10,714,693
- Issue date Jul 14, 2020
- Samsung Display Co., Ltd.
- Hiromi Nakano
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Nitrogen-containing compound and organic electroluminescence device...
- Patent number 10,686,139
- Issue date Jun 16, 2020
- Samsung Display Co., Ltd.
- Hiromi Nakano
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic compound and photoelectric conversion element
- Patent number 10,629,826
- Issue date Apr 21, 2020
- Ricoh Company, Ltd.
- Ryota Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dicyanopyrazine compound, luminescent material, luminescence device...
- Patent number 10,522,763
- Issue date Dec 31, 2019
- KYUSHU UNIVERSITY, NATIONAL UNIVERSIT CORPORATION
- Takuma Yasuda
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dicyanopyrazine compound, luminescent material, luminescence device...
- Patent number 10,497,878
- Issue date Dec 3, 2019
- Kyushu University, National University Corporation
- Takuma Yasuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic light-emitting device, host material, light-emitting materi...
- Patent number 10,497,883
- Issue date Dec 3, 2019
- KYULUX, INC.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dicyanopyrazine compound, luminescent material, luminescence device...
- Patent number 10,399,960
- Issue date Sep 3, 2019
- Kyushu University, National University Corporation
- Takuma Yasuda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light-emitting material, organic light-emitting device, and compound
- Patent number 10,381,573
- Issue date Aug 13, 2019
- KYULUX, INC.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic light-emitting device, and light-emitting material and comp...
- Patent number 10,276,803
- Issue date Apr 30, 2019
- KYULUX, INC.
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic material and photoelectric conversion element
- Patent number 10,062,854
- Issue date Aug 28, 2018
- Ricoh Company, Ltd.
- Ryota Arai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound having diazatriphenylene ring structure, and organic elect...
- Patent number 10,032,995
- Issue date Jul 24, 2018
- Kyulux, Inc.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Light emitting material, delayed fluorescent emitter, organic light...
- Patent number 9,685,615
- Issue date Jun 20, 2017
- KYULUX, INC.
- Masaki Numata
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Charge transport material, host material, thin film and organic lig...
- Patent number 9,634,262
- Issue date Apr 25, 2017
- KYULUX, INC.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic light-emitting device, and light-emitting material and comp...
- Patent number 9,502,668
- Issue date Nov 22, 2016
- KYULUX, INC.
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic material and photoelectric conversion element
- Patent number 9,246,110
- Issue date Jan 26, 2016
- Ricoh Company, Ltd.
- Ryota Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic light-emitting device, and delayed fluorescent material and...
- Patent number 9,153,788
- Issue date Oct 6, 2015
- Kyushu University National University Corporation
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic semiconductor device and its production method, and compound
- Patent number 8,901,543
- Issue date Dec 2, 2014
- Kyushu University National University Corporation
- Chihaya Adachi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
LIGHT-EMITTING MATERIAL, AND ORGANIC ELECTROLUMINESCENT ELEMENT
- Publication number 20230371375
- Publication date Nov 16, 2023
- NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
- Masashi TADA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC ELECT...
- Publication number 20230309400
- Publication date Sep 28, 2023
- NIPPON STEEL CHEMICAL & MATERIAL CO., LTD.
- Masashi TADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20230016620
- Publication date Jan 19, 2023
- SAMSUNG DISPLAY CO., LTD.
- Yuuki MIYAZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ISOPHTHALONITRILE COMPOUND, LUMINESCENT MATERIAL AND LUMINESCENT EL...
- Publication number 20220242822
- Publication date Aug 4, 2022
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING DEVICE AND FUSED POLYCYCLIC COMPOUND FOR LIGHT EMITT...
- Publication number 20220181556
- Publication date Jun 9, 2022
- Samsung Display Co, Ltd.
- Yuuki MIYAZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND COMPOUND FOR ORGANIC ELECTRO...
- Publication number 20210351361
- Publication date Nov 11, 2021
- SAMSUNG DISPLAY CO., LTD.
- Yuuki MIYAZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
BENZONITRILE DERIVATIVE, LIGHT-EMITTING MATERIAL, AND LIGHT-EMITTIN...
- Publication number 20210332032
- Publication date Oct 28, 2021
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT
- Publication number 20210043846
- Publication date Feb 11, 2021
- Ryota ARAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20200203627
- Publication date Jun 25, 2020
- SAMSUNG DISPLAY CO., LTD.
- Yuuki MIYAZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT-EMITTING MATERIAL, ORGANIC LIGHT-EMITTING DEVICE, AND COMPOUND
- Publication number 20190345095
- Publication date Nov 14, 2019
- KYULUX, INC.
- Chihaya ADACHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
DICYANO N-HETEROCYCLIC COMPOUND, LIGHT-EMITTING MATERIAL, AND LIGHT...
- Publication number 20190330162
- Publication date Oct 31, 2019
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING MATERIAL AND COMP...
- Publication number 20190252625
- Publication date Aug 15, 2019
- KYULUX, INC.
- Chihaya ADACHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...
- Publication number 20190229274
- Publication date Jul 25, 2019
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...
- Publication number 20190169170
- Publication date Jun 6, 2019
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
PHOSPHORUS-CONTAINING COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVI...
- Publication number 20180287090
- Publication date Oct 4, 2018
- SAMSUNG DISPLAY CO., LTD.
- Shuri SATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...
- Publication number 20180273513
- Publication date Sep 27, 2018
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Takuma YASUDA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE INCLUDIN...
- Publication number 20170352817
- Publication date Dec 7, 2017
- SAMSUNG DISPLAY CO., LTD.
- Hiromi NAKANO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
NITROGEN-CONTAINING COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE...
- Publication number 20170346017
- Publication date Nov 30, 2017
- SAMSUNG DISPLAY CO., LTD.
- Hiromi NAKANO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT
- Publication number 20170338424
- Publication date Nov 23, 2017
- RICOH COMPANY, LTD.
- Ryota ARAI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING MATERIAL AND COMP...
- Publication number 20170256720
- Publication date Sep 7, 2017
- KYULUX, INC.
- Chihaya ADACHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC LIGHT-EMITTING DEVICE, HOST MATERIAL, LIGHT-EMITTING MATERI...
- Publication number 20170213974
- Publication date Jul 27, 2017
- KYULUX, INC.
- Chihaya ADACHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND HAVING TETRAAZATRIPHENYLENE RING STRUCTURE, LIGHT-EMITTING...
- Publication number 20170125700
- Publication date May 4, 2017
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
SPIRO COMPOUND HAVING AZAFLUORENE RING STRUCTURE, LIGHT-EMITTING MA...
- Publication number 20170018720
- Publication date Jan 19, 2017
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT-EMITTING MATERIAL, ORGANIC LIGHT-EMITTING DEVICE, AND COMPOUND
- Publication number 20160380205
- Publication date Dec 29, 2016
- KYULUX, INC.
- Chihaya ADACHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC COMPOUND AND PHOTOELECTRIC CONVERSION ELEMENT
- Publication number 20160260912
- Publication date Sep 8, 2016
- RICOH COMPANY, LTD.
- Ryota ARAI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND HAVING TRIPHENYLENE RING STRUCTURE, AND ORGANIC ELECTROLUM...
- Publication number 20160204352
- Publication date Jul 14, 2016
- Hodogaya Chemical Co., Ltd.
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING MATERIAL, DELAYED FLUORESCENT EMITTER, ORGANIC LIGHT...
- Publication number 20160141516
- Publication date May 19, 2016
- KYUSHU UNIVERSITY, NATIONAL UNIVERSITY CORPORATION
- Masaki NUMATA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND HAVING DIAZATRIPHENYLENE RING STRUCTURE, AND ORGANIC ELECT...
- Publication number 20160064676
- Publication date Mar 3, 2016
- KYUSHU UNIVERSITY, NATIONAL UNVERSITY CORPORATION
- Chihaya Adachi
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CHARGE TRANSPORT MATERIAL, HOST MATERIAL, THIN FILM AND ORGANIC LIG...
- Publication number 20160020409
- Publication date Jan 21, 2016
- KYUSHU UNIVERSITY NATIONAL UNIVERSITY CORPORATION
- Chihaya ADACHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT
- Publication number 20150280142
- Publication date Oct 1, 2015
- RICOH COMPANY, LTD.
- Ryota ARAI
- C07 - ORGANIC CHEMISTRY

Takuma Yasuda

Person

Patents Grantslast 30 patents

Organic electroluminescence device and compound for organic electro...

Benzonitrile derivative, light-emitting material, and light-emittin...

Organic material and photoelectric conversion element

Organic electroluminescence device and polycyclic compound for orga...

Dicyano N-heterocyclic compound, light-emitting material, and light...

Compound having tetraazatriphenylene ring structure, light-emitting...

Light-emitting material, organic light-emitting device, and compound

Spiro compound having azafluorene ring structure, light-emitting ma...

Polycyclic compound and organic electroluminescence device includin...

Nitrogen-containing compound and organic electroluminescence device...

Organic compound and photoelectric conversion element

Dicyanopyrazine compound, luminescent material, luminescence device...

Dicyanopyrazine compound, luminescent material, luminescence device...

Organic light-emitting device, host material, light-emitting materi...

Dicyanopyrazine compound, luminescent material, luminescence device...

Light-emitting material, organic light-emitting device, and compound

Organic light-emitting device, and light-emitting material and comp...

Organic material and photoelectric conversion element

Compound having diazatriphenylene ring structure, and organic elect...

Light emitting material, delayed fluorescent emitter, organic light...

Charge transport material, host material, thin film and organic lig...

Organic light-emitting device, and light-emitting material and comp...

Organic material and photoelectric conversion element

Organic light-emitting device, and delayed fluorescent material and...

Organic semiconductor device and its production method, and compound

Patents Applicationslast 30 patents

LIGHT-EMITTING MATERIAL, AND ORGANIC ELECTROLUMINESCENT ELEMENT

THERMALLY ACTIVATED DELAYED FLUORESCENCE MATERIAL AND ORGANIC ELECT...

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

ISOPHTHALONITRILE COMPOUND, LUMINESCENT MATERIAL AND LUMINESCENT EL...

LIGHT EMITTING DEVICE AND FUSED POLYCYCLIC COMPOUND FOR LIGHT EMITT...

ORGANIC ELECTROLUMINESCENCE DEVICE AND COMPOUND FOR ORGANIC ELECTRO...

BENZONITRILE DERIVATIVE, LIGHT-EMITTING MATERIAL, AND LIGHT-EMITTIN...

ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

LIGHT-EMITTING MATERIAL, ORGANIC LIGHT-EMITTING DEVICE, AND COMPOUND

DICYANO N-HETEROCYCLIC COMPOUND, LIGHT-EMITTING MATERIAL, AND LIGHT...

ORGANIC LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING MATERIAL AND COMP...

DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...

DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...

PHOSPHORUS-CONTAINING COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVI...

DICYANOPYRAZINE COMPOUND, LUMINESCENT MATERIAL, LUMINESCENCE DEVICE...

POLYCYCLIC COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE INCLUDIN...

NITROGEN-CONTAINING COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE...

ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT

ORGANIC LIGHT-EMITTING DEVICE, AND LIGHT-EMITTING MATERIAL AND COMP...

ORGANIC LIGHT-EMITTING DEVICE, HOST MATERIAL, LIGHT-EMITTING MATERI...

COMPOUND HAVING TETRAAZATRIPHENYLENE RING STRUCTURE, LIGHT-EMITTING...

SPIRO COMPOUND HAVING AZAFLUORENE RING STRUCTURE, LIGHT-EMITTING MA...

LIGHT-EMITTING MATERIAL, ORGANIC LIGHT-EMITTING DEVICE, AND COMPOUND

ORGANIC COMPOUND AND PHOTOELECTRIC CONVERSION ELEMENT

COMPOUND HAVING TRIPHENYLENE RING STRUCTURE, AND ORGANIC ELECTROLUM...

LIGHT EMITTING MATERIAL, DELAYED FLUORESCENT EMITTER, ORGANIC LIGHT...

COMPOUND HAVING DIAZATRIPHENYLENE RING STRUCTURE, AND ORGANIC ELECT...

CHARGE TRANSPORT MATERIAL, HOST MATERIAL, THIN FILM AND ORGANIC LIG...

ORGANIC MATERIAL AND PHOTOELECTRIC CONVERSION ELEMENT