Takahiro Fujiyama

Person

Sodegaura, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Copolymer, electroluminescence device material including copolymer,...
- Patent number 12,173,114
- Issue date Dec 24, 2024
- Samsung Electronics Co., Ltd.
- Norihito Ishii
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Nitrogenated aromatic heterocyclic derivative and organic electrolu...
- Patent number 12,063,851
- Issue date Aug 13, 2024
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Quantum dot electroluminescence device
- Patent number 11,997,917
- Issue date May 28, 2024
- Samsung Electronics Co., Ltd.
- Yusaku Konishi
Information Patent Grant
Polymer compound, composition including the polymer compound, light...
- Patent number 11,974,494
- Issue date Apr 30, 2024
- Samsung Electronics Co., Ltd.
- Takahiro Fujiyama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymer, electroluminescence device material including copolymer,...
- Patent number 11,939,422
- Issue date Mar 26, 2024
- Samsung Electronics Co., Ltd.
- Masashi Tsuji
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Arylamine-fluorene alternating copolymer, electroluminescence devic...
- Patent number 11,917,899
- Issue date Feb 27, 2024
- Samsung Electronics Co., Ltd.
- Masashi Tsuji
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Copolymer, electroluminescence device material including copolymer,...
- Patent number 11,910,697
- Issue date Feb 20, 2024
- Samsung Electronics Co., Ltd.
- Fumiaki Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Polymer material, material for electroluminescence device, liquid c...
- Patent number 11,758,800
- Issue date Sep 12, 2023
- Samsung Electronics Co., Ltd.
- Fumiaki Kato
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Quantum dot electroluminescence device
- Patent number 11,631,815
- Issue date Apr 18, 2023
- Samsung Electronics Co., Ltd.
- Yusaku Konishi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, material for organic electroluminescent element, organic...
- Patent number 11,616,200
- Issue date Mar 28, 2023
- Idemitsu Kosan Co., Ltd.
- Masakazu Funahashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aromatic amine derivative, and organic electroluminescent element u...
- Patent number 11,444,246
- Issue date Sep 13, 2022
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Arylamine polymer including silicone, and electroluminescence devic...
- Patent number 11,411,188
- Issue date Aug 9, 2022
- Samsung Electronics Co., Ltd.
- Fumiaki Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aromatic amine derivative, and organic electroluminescent element u...
- Patent number 11,362,279
- Issue date Jun 14, 2022
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Aromatic amine derivative, and organic electroluminescent element u...
- Patent number 10,985,325
- Issue date Apr 20, 2021
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compound, material for organic electroluminescence devices, organic...
- Patent number 10,944,057
- Issue date Mar 9, 2021
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, material for organic electroluminescent element, organic...
- Patent number 10,854,822
- Issue date Dec 1, 2020
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, material for organic electroluminescence devices, organic...
- Patent number 10,756,275
- Issue date Aug 25, 2020
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Polymer material, material for electroluminescence device, composit...
- Patent number 10,636,973
- Issue date Apr 28, 2020
- Samsung Electronics Co., Ltd.
- Fujiyama Takahiro
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, organic electroluminescent element material, organic elec...
- Patent number 10,516,112
- Issue date Dec 24, 2019
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine compound, organic electroluminescent element and ele...
- Patent number 10,411,192
- Issue date Sep 10, 2019
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nitrogenated aromatic heterocyclic derivative, and organic electrol...
- Patent number 10,043,977
- Issue date Aug 7, 2018
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative, and organic electroluminescent element u...
- Patent number 10,014,477
- Issue date Jul 3, 2018
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device
- Patent number 9,966,539
- Issue date May 8, 2018
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Polymer compound, material for organic electroluminescence element...
- Patent number 9,882,134
- Issue date Jan 30, 2018
- Idemitsu Kosan Co., Ltd.
- Takahiro Fujiyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Aromatic amine derivative, organic electroluminescent element and e...
- Patent number 9,871,203
- Issue date Jan 16, 2018
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative and organic electroluminescence element u...
- Patent number 9,634,255
- Issue date Apr 25, 2017
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Bis-carbazole derivative and organic electroluminescent element usi...
- Patent number 9,564,595
- Issue date Feb 7, 2017
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative and organic electroluminescent element
- Patent number 9,196,842
- Issue date Nov 24, 2015
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative and organic electroluminescent element us...
- Patent number 9,184,395
- Issue date Nov 10, 2015
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Aromatic amine derivative and organic electroluminescent element us...
- Patent number 8,980,442
- Issue date Mar 17, 2015
- Mitsui Chemicals, Inc.
- Nobuhiro Yabunouchi
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
NITROGENATED AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLU...
- Publication number 20240357923
- Publication date Oct 24, 2024
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...
- Publication number 20240247098
- Publication date Jul 25, 2024
- Samsung Electronics Co., Ltd.
- Masashi TSUJI
- B82 - NANO-TECHNOLOGY
Information Patent Application
POLYMER COMPOUND, COMPOSITION, ORGANIC FILM, AND ELECTROLUMINESCENT...
- Publication number 20240247104
- Publication date Jul 25, 2024
- Samsung Electronics Co., Ltd.
- Fumiaki KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMER COMPOUND, AND ELECTROLUMINESCENT DEVICE MATERIAL AND ELECTR...
- Publication number 20240158566
- Publication date May 16, 2024
- Samsung Electronics Co., Ltd.
- Fumiaki KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
QUANTUM DOT ELECTROLUMINESCENCE DEVICE
- Publication number 20240114765
- Publication date Apr 4, 2024
- Samsung Electronics Co., LTD
- Yusaku KONISHI
Information Patent Application
POLYMER, A COMPOSITION, AND AN ELECTROLUMINESCENT DEVICE
- Publication number 20230126748
- Publication date Apr 27, 2023
- Samsung Electronics Co., Ltd.
- Masashi TSUJI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20220344590
- Publication date Oct 27, 2022
- Idemitsu Kosan Co.,Ltd
- Masakazu FUNAHASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20220293856
- Publication date Sep 15, 2022
- Idemitsu Kosan Co., Ltd.
- Masakazu FUNAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT U...
- Publication number 20220285620
- Publication date Sep 8, 2022
- Idemitsu Kosan Co., Ltd.
- Tomoki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COPOLYMER, ELECTROLUMINESCENT DEVICE MATERIAL INCLUDING COPOLYMER,...
- Publication number 20220204673
- Publication date Jun 30, 2022
- Samsung Electronics Co., Ltd.
- Takahiro FUJIYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...
- Publication number 20220195110
- Publication date Jun 23, 2022
- Samsung Electronics Co., Ltd.
- Norihito ISHII
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...
- Publication number 20220177642
- Publication date Jun 9, 2022
- Samsung Electronics Co., Ltd.
- Masashi TSUJI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...
- Publication number 20220077394
- Publication date Mar 10, 2022
- Samsung Electronics Co., Ltd.
- Fumiaki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARYLAMINE-FLUORENE ALTERNATING COPOLYMER, ELECTROLUMINESCENCE DEVIC...
- Publication number 20210288258
- Publication date Sep 16, 2021
- Samsung Electronics Co., Ltd.
- Masashi TSUJI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
POLYMER MATERIAL, MATERIAL FOR ELECTROLUMINESCENCE DEVICE, LIQUID C...
- Publication number 20200388763
- Publication date Dec 10, 2020
- Samsung Electronics Co., Ltd.
- Fumiaki KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT U...
- Publication number 20200321526
- Publication date Oct 8, 2020
- IDEMITSU KOSAN CO., LTD.
- Tomoki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT U...
- Publication number 20200313090
- Publication date Oct 1, 2020
- IDEMITSU KOSAN CO., LTD.
- Tomoki KATO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ARYLAMINE POLYMER INCLUDING SILICONE, AND ELECTROLUMINESCENCE DEVIC...
- Publication number 20200212322
- Publication date Jul 2, 2020
- Samsung Electronics Co., Ltd.
- Fumiaki KATO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
QUANTUM DOT ELECTROLUMINESCENCE DEVICE
- Publication number 20200212306
- Publication date Jul 2, 2020
- Samsung Electronics Co., Ltd.
- Yusaku KONISHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20190259948
- Publication date Aug 22, 2019
- Idemitsu Kosan Co., Ltd.
- Masakazu FUNAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMER MATERIAL, MATERIAL FOR ELECTROLUMINESCENCE DEVICE, COMPOSIT...
- Publication number 20190214566
- Publication date Jul 11, 2019
- Samsung Electronics Co., Ltd.
- Fujiyama TAKAHIRO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NITROGENATED AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLU...
- Publication number 20190013475
- Publication date Jan 10, 2019
- Idemitsu Kosan Co., Ltd.
- Tomoki Kato
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20180190904
- Publication date Jul 5, 2018
- IDEMITSU KOSAN CO.,LTD.
- Tomoki KATO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
POLYMER COMPOUND, COMPOSITION INCLUDING THE POLYMER COMPOUND, AND O...
- Publication number 20180182968
- Publication date Jun 28, 2018
- Samsung Electronics Co., Ltd.
- Katsunori SHIBATA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
POLYMER COMPOUND, COMPOSITION INCLUDING THE POLYMER COMPOUND, LIGHT...
- Publication number 20180182969
- Publication date Jun 28, 2018
- Samsung Electronics Co., Ltd.
- Takahiro FUJIYAMA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
HIGH MOLECULAR COMPOUND, ORGANIC ELECTROLUMINESCENCE ELEMENT MATERI...
- Publication number 20180166632
- Publication date Jun 14, 2018
- IDEMITSU KOSAN CO., LTD.
- Hironori KAWAKAMI
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
AROMATIC AMINE DERIVATIVE, AND ORGANIC ELECTROLUMINESCENT ELEMENT U...
- Publication number 20180123043
- Publication date May 3, 2018
- IDEMITSU KOSAN CO., LTD.
- Tomoki KATO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
CROSS-CONJUGATED POLYMER, MATERIAL FOR ELECTRONIC ELEMENT, MATERIAL...
- Publication number 20180090687
- Publication date Mar 29, 2018
- IDEMITSU KOSAN CO., LTD.
- Shigeru MATSUO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENT ELEMENT, ORGANIC...
- Publication number 20160329492
- Publication date Nov 10, 2016
- Idemitsu Kosan Co., Ltd.
- Masakazu FUNAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES, ORGANIC...
- Publication number 20160197277
- Publication date Jul 7, 2016
- Idemitsu Kosan Co., Ltd.
- Tomoki KATO
- C07 - ORGANIC CHEMISTRY

Takahiro Fujiyama

Person

Patents Grantslast 30 patents

Copolymer, electroluminescence device material including copolymer,...

Nitrogenated aromatic heterocyclic derivative and organic electrolu...

Quantum dot electroluminescence device

Polymer compound, composition including the polymer compound, light...

Copolymer, electroluminescence device material including copolymer,...

Arylamine-fluorene alternating copolymer, electroluminescence devic...

Copolymer, electroluminescence device material including copolymer,...

Polymer material, material for electroluminescence device, liquid c...

Quantum dot electroluminescence device

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

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

Arylamine polymer including silicone, and electroluminescence devic...

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

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

Compound, material for organic electroluminescence devices, organic...

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

Compound, material for organic electroluminescence devices, organic...

Polymer material, material for electroluminescence device, composit...

Compound, organic electroluminescent element material, organic elec...

Aromatic amine compound, organic electroluminescent element and ele...

Nitrogenated aromatic heterocyclic derivative, and organic electrol...

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

Organic electroluminescence device

Polymer compound, material for organic electroluminescence element...

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

Aromatic amine derivative and organic electroluminescence element u...

Bis-carbazole derivative and organic electroluminescent element usi...

Aromatic amine derivative and organic electroluminescent element

Aromatic amine derivative and organic electroluminescent element us...

Aromatic amine derivative and organic electroluminescent element us...

Patents Applicationslast 30 patents

NITROGENATED AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLU...

COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...

POLYMER COMPOUND, COMPOSITION, ORGANIC FILM, AND ELECTROLUMINESCENT...

POLYMER COMPOUND, AND ELECTROLUMINESCENT DEVICE MATERIAL AND ELECTR...

QUANTUM DOT ELECTROLUMINESCENCE DEVICE

POLYMER, A COMPOSITION, AND AN ELECTROLUMINESCENT DEVICE

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

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

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

COPOLYMER, ELECTROLUMINESCENT DEVICE MATERIAL INCLUDING COPOLYMER,...

COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...

COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...

COPOLYMER, ELECTROLUMINESCENCE DEVICE MATERIAL INCLUDING COPOLYMER,...

ARYLAMINE-FLUORENE ALTERNATING COPOLYMER, ELECTROLUMINESCENCE DEVIC...

POLYMER MATERIAL, MATERIAL FOR ELECTROLUMINESCENCE DEVICE, LIQUID C...

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

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

ARYLAMINE POLYMER INCLUDING SILICONE, AND ELECTROLUMINESCENCE DEVIC...

QUANTUM DOT ELECTROLUMINESCENCE DEVICE

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

POLYMER MATERIAL, MATERIAL FOR ELECTROLUMINESCENCE DEVICE, COMPOSIT...

NITROGENATED AROMATIC HETEROCYCLIC DERIVATIVE AND ORGANIC ELECTROLU...

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

POLYMER COMPOUND, COMPOSITION INCLUDING THE POLYMER COMPOUND, AND O...

POLYMER COMPOUND, COMPOSITION INCLUDING THE POLYMER COMPOUND, LIGHT...

HIGH MOLECULAR COMPOUND, ORGANIC ELECTROLUMINESCENCE ELEMENT MATERI...

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

CROSS-CONJUGATED POLYMER, MATERIAL FOR ELECTRONIC ELEMENT, MATERIAL...

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

COMPOUND, MATERIAL FOR ORGANIC ELECTROLUMINESCENCE DEVICES, ORGANIC...