Yuichiro Kawamura

Person

Chiba, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescence element and electronic device
- Patent number 12,029,119
- Issue date Jul 2, 2024
- Idemitsu Kosan Co., Ltd.
- Ryota Takahashi
- C07 - ORGANIC CHEMISTRY
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 electroluminescence element and electronic device
- Patent number 11,723,272
- Issue date Aug 8, 2023
- Idemitsu Kosan Co., Ltd.
- Kei Yoshizaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic EL light-emitting apparatus and electronic instrument
- Patent number 11,653,511
- Issue date May 16, 2023
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Compound, composition, organic electroluminescent element, and elec...
- Patent number 11,618,722
- Issue date Apr 4, 2023
- Idemitsu Kosan Co., Ltd.
- Masatoshi Saito
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and electronic apparatus
- Patent number 11,600,780
- Issue date Mar 7, 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
Organic electroluminescence device and electronic apparatus
- Patent number 11,552,252
- Issue date Jan 10, 2023
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device and electronic apparatus
- Patent number 11,482,675
- Issue date Oct 25, 2022
- Idemitsu Kosan Co., Ltd.
- Satomi Tasaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescent element, and electronic apparatus
- Patent number 11,456,425
- Issue date Sep 27, 2022
- Idemitsu Kosan Co., Ltd.
- Toshinari Ogiwara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element, electronic device, and compound
- Patent number 11,424,414
- Issue date Aug 23, 2022
- Idemitsu Kosan Co., Ltd.
- Kei Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic EL light emitting apparatus and electronic instrument
- Patent number 11,322,711
- Issue date May 3, 2022
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Compound, composition, organic electroluminescent element and elect...
- Patent number 11,271,164
- Issue date Mar 8, 2022
- Idemitsu Kosan Co., Ltd.
- Masatoshi Saito
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device and electronic device
- Patent number 11,201,297
- Issue date Dec 14, 2021
- Idemitsu Kosan Co., Ltd.
- Kei Yoshizaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and electronic device
- Patent number 11,043,638
- Issue date Jun 22, 2021
- Idemitsu Kosan Co., Ltd.
- Toshinari Ogiwara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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
Organic EL light emitting apparatus and electronic instrument
- Patent number 10,854,838
- Issue date Dec 1, 2020
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Organic electroluminescent element, electronic device and compound
- Patent number 10,547,009
- Issue date Jan 28, 2020
- Idemitsu Kosan Co., Ltd.
- Kei Yoshida
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device
- Patent number RE47654
- Issue date Oct 22, 2019
- IDEMITSU KOASN CO., LTD.
- Yuichiro Kawamura
Information Patent Grant
Organic electroluminescence element and electronic device
- Patent number 10,351,765
- Issue date Jul 16, 2019
- Idemitsu Kosan Co., Ltd.
- Toshinari Ogiwara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence element and electronic device
- Patent number 10,125,310
- Issue date Nov 13, 2018
- Idemitsu Kosan Co., Ltd.
- Toshinari Ogiwara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Pyrene derivative, organic light-emitting medium, and organic elect...
- Patent number 10,014,476
- Issue date Jul 3, 2018
- Idemitsu Kosan Co., Ltd.
- Yumiko Mizuki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and electronic device
- Patent number 9,997,717
- Issue date Jun 12, 2018
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and electronic device
- Patent number 9,947,876
- Issue date Apr 17, 2018
- Idemitsu Kosan Co., Ltd.
- Yuichiro Kawamura
- H01 - BASIC ELECTRIC ELEMENTS
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 electric field light emitting element and production therefor
- Patent number 9,640,769
- Issue date May 2, 2017
- Mitsubishi Chemical Corporation
- Masayoshi Yabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device
- Patent number 9,512,137
- Issue date Dec 6, 2016
- Idemitsu Kosan Co., Ltd.
- Hirokatsu Ito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Oxygen-containing fused ring derivative and organic electroluminesc...
- Patent number 9,484,540
- Issue date Nov 1, 2016
- Idemitsu Kosan Co., Ltd.
- Hirokatsu Ito
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electric field light emitting element and production therefor
- Patent number 9,365,767
- Issue date Jun 14, 2016
- Mitsubishi Chemical Corporation
- Masayoshi Yabe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescent element using pyrene derivative
- Patent number 9,353,027
- Issue date May 31, 2016
- Idemitsu Kosan Co., Ltd.
- Masahiro Kawamura
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20240306490
- Publication date Sep 12, 2024
- Idemitsu Kosan Co.,Ltd
- Ryota TAKAHASHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20240284693
- Publication date Aug 22, 2024
- Idemitsu Kosan Co.,Ltd
- Yuichiro KAWAMURA
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20240130146
- Publication date Apr 18, 2024
- Idemitsu Kosan Co.,Ltd
- Hiroaki TOYOSHIMA
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
- Publication number 20240057478
- Publication date Feb 15, 2024
- IDEMITSU KOSAN CO.,LTD.
- Kazuki TERADA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS
- Publication number 20230047477
- Publication date Feb 16, 2023
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS
- Publication number 20230042023
- Publication date Feb 9, 2023
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS
- Publication number 20230014964
- Publication date Jan 19, 2023
- Idemitsu Kosan Co.,Ltd
- Toshinari OGIWARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC EL DISPLAY DEVICE, AND ELECTRONIC APPARATUS
- Publication number 20230006160
- Publication date Jan 5, 2023
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- 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
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20220348522
- Publication date Nov 3, 2022
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS
- Publication number 20220285625
- Publication date Sep 8, 2022
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
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, ELECTRONIC DEVICE, AND COMPOUND
- Publication number 20210098707
- Publication date Apr 1, 2021
- IDEMITSU KOSAN CO.,LTD.
- Kei YOSHIDA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20210074925
- Publication date Mar 11, 2021
- IDEMITSU KOSAN CO.,LTD.
- Kei YOSHIZAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC EL LIGHT EMITTING APPARATUS AND ELECTRONIC INSTRUMENT
- Publication number 20210043866
- Publication date Feb 11, 2021
- Idemitsu Kosan Co., Ltd.
- Yuichiro KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPLIANCE
- Publication number 20210028365
- Publication date Jan 28, 2021
- Idemitsu Kosan Co.,Ltd
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20210020846
- Publication date Jan 21, 2021
- IDEMITSU KOSAN CO.,LTD.
- Kei YOSHIZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20210005825
- Publication date Jan 7, 2021
- IDEMITSU KOSAN CO., LTD.
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
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 ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
- Publication number 20200365812
- Publication date Nov 19, 2020
- Idemitsu Kosan Co.,Ltd
- Kei YOSHIZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
COMPOUND, COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECT...
- Publication number 20200358000
- Publication date Nov 12, 2020
- Masatoshi SAITO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
- Publication number 20200052225
- Publication date Feb 13, 2020
- IDEMITSU KOSAN CO., LTD.
- Ryota TAKAHASHI
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20200052212
- Publication date Feb 13, 2020
- IDEMITSU KOSAN CO., LTD.
- Satomi TASAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE
- Publication number 20200035922
- Publication date Jan 30, 2020
- IDEMITSU KOSAN CO., LTD.
- Toshinari OGIWARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
COMPOUND, COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELEC...
- Publication number 20190337872
- Publication date Nov 7, 2019
- IDEMITSU KOSAN CO.,LTD.
- Masatoshi SAITO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE
- Publication number 20190288221
- Publication date Sep 19, 2019
- IDEMITSU KOSAN CO., LTD.
- Kei Yoshizaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE
- Publication number 20190245152
- Publication date Aug 8, 2019
- IDEMITSU KOSAN CO., LTD.
- Masatoshi SAITO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE
- Publication number 20190081249
- Publication date Mar 14, 2019
- IDEMITSU KOSAN CO., LTD.
- Masatoshi SAITO
- H01 - BASIC ELECTRIC ELEMENTS
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
ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS
- Publication number 20190044073
- Publication date Feb 7, 2019
- IDEMITSU KOSAN CO., LTD.
- Toshinari OGIWARA
- C07 - ORGANIC CHEMISTRY

Yuichiro Kawamura

Person

Patents Grantslast 30 patents

Organic electroluminescence element and electronic device

Organic electroluminescent element and electronic device

Organic electroluminescence element and electronic device

Organic EL light-emitting apparatus and electronic instrument

Compound, composition, organic electroluminescent element, and elec...

Organic electroluminescence device and electronic apparatus

Organic electroluminescent element and electronic device

Organic electroluminescence device and electronic apparatus

Organic electroluminescence device and electronic apparatus

Organic electroluminescent element, and electronic apparatus

Organic electroluminescent element, electronic device, and compound

Organic EL light emitting apparatus and electronic instrument

Compound, composition, organic electroluminescent element and elect...

Organic electroluminescence device and electronic device

Organic electroluminescence device and electronic device

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

Organic EL light emitting apparatus and electronic instrument

Organic electroluminescent element, electronic device and compound

Organic electroluminescence device

Organic electroluminescence element and electronic device

Organic electroluminescence element and electronic device

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

Organic electroluminescence device and electronic device

Organic electroluminescence device and electronic device

Organic electroluminescent device

Organic electric field light emitting element and production therefor

Organic electroluminescence device

Oxygen-containing fused ring derivative and organic electroluminesc...

Organic electric field light emitting element and production therefor

Organic electroluminescent element using pyrene derivative

Patents Applicationslast 30 patents

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS

ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS

ORGANIC EL DISPLAY DEVICE, AND ELECTRONIC APPARATUS

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

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPARATUS

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT, ELECTRONIC DEVICE, AND COMPOUND

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC EL LIGHT EMITTING APPARATUS AND ELECTRONIC INSTRUMENT

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC APPLIANCE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

NOVEL COMPOUND AND ORGANIC ELECTROLUMINESCENCE DEVICE

ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE

COMPOUND, COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECT...

ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE ELEMENT AND ELECTRONIC DEVICE

COMPOUND, COMPOSITION, ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELEC...

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENCE DEVICE AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT AND ELECTRONIC DEVICE

ORGANIC ELECTROLUMINESCENT ELEMENT, AND ELECTRONIC APPARATUS