Hirokazu KUWABARA

Person

Yokohama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 12,069,946
- Issue date Aug 20, 2024
- Samsung Display Co., Ltd.
- Nobutaka Akashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 12,058,927
- Issue date Aug 6, 2024
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,889,752
- Issue date Jan 30, 2024
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,871,651
- Issue date Jan 9, 2024
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,844,272
- Issue date Dec 12, 2023
- Samsung Display Co., Ltd.
- Ryuhei Furue
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,785,837
- Issue date Oct 10, 2023
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Organic electroluminescence device and condensed polycyclic compoun...
- Patent number 11,581,493
- Issue date Feb 14, 2023
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and polycyclic compound for orga...
- Patent number 11,557,734
- Issue date Jan 17, 2023
- Samsung Display Co., Ltd.
- Ryuhei Furue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and compound for organic electro...
- Patent number 11,527,726
- Issue date Dec 13, 2022
- Samsung Display Co., Ltd.
- Ryuhei Furue
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Organic electroluminescence device and nitrogen-containing compound...
- Patent number 11,430,960
- Issue date Aug 30, 2022
- Samsung Display Co., Ltd.
- Hirokazu Kuwabara
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...
- Publication number 20240334829
- Publication date Oct 3, 2024
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20240292751
- Publication date Aug 29, 2024
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- C07 - ORGANIC CHEMISTRY
Information Patent Application
LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...
- Publication number 20240284795
- Publication date Aug 22, 2024
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...
- Publication number 20240284796
- Publication date Aug 22, 2024
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR LIGHT EMIT...
- Publication number 20240284691
- Publication date Aug 22, 2024
- SAMSUNG DISPLAY CO., LTD.
- Keigo HOSHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20240260292
- Publication date Aug 1, 2024
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20240260467
- Publication date Aug 1, 2024
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING DEVICE AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT E...
- Publication number 20240215445
- Publication date Jun 27, 2024
- SAMSUNG DISPLAY CO., LTD.
- Yuuki MIYAZAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20240138263
- Publication date Apr 25, 2024
- SAMSUNG DISPLAY CO., LTD.
- Makoto YAMAMOTO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20230219981
- Publication date Jul 13, 2023
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20230217826
- Publication date Jul 6, 2023
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
FUSED POLYCYCLIC COMPOUND AND LIGHT EMITTING DEVICE INCLUDING THE SAME
- Publication number 20230143071
- Publication date May 11, 2023
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C07 - ORGANIC CHEMISTRY
Information Patent Application
FUSED POLYCYCLIC COMPOUND AND LIGHT EMITTING DEVICE INCLUDING THE SAME
- Publication number 20230120766
- Publication date Apr 20, 2023
- SAMSUNG DISPLAY CO., LTD.
- Yuji SUZAKI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
LIGHT EMITTING DEVICE AND POLYCYCLIC COMPOUND FOR THE SAME
- Publication number 20230057142
- Publication date Feb 23, 2023
- SAMSUNG DISPLAY CO., LTD.
- Yuji SUZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20220246850
- Publication date Aug 4, 2022
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20220223790
- Publication date Jul 14, 2022
- SAMSUNG DISPLAY CO., LTD.
- Yuji SUZAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20220209117
- Publication date Jun 30, 2022
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20220123214
- Publication date Apr 21, 2022
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210376249
- Publication date Dec 2, 2021
- SAMSUNG DISPLAY CO., LTD.
- Nobutaka AKASHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FO...
- Publication number 20210320257
- Publication date Oct 14, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210313521
- Publication date Oct 7, 2021
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210273174
- Publication date Sep 2, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND NITROGEN-CONTAINING COMPOUND...
- Publication number 20210273165
- Publication date Sep 2, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210210695
- Publication date Jul 8, 2021
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210175423
- Publication date Jun 10, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND CONDENSED POLYCYCLIC COMPOUN...
- Publication number 20210175431
- Publication date Jun 10, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210143331
- Publication date May 13, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210126195
- Publication date Apr 29, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND COMPOUND FOR ORGANIC ELECTRO...
- Publication number 20210126202
- Publication date Apr 29, 2021
- SAMSUNG DISPLAY CO., LTD.
- Ryuhei FURUE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...
- Publication number 20210036227
- Publication date Feb 4, 2021
- SAMSUNG DISPLAY CO., LTD.
- Hirokazu KUWABARA
- H01 - BASIC ELECTRIC ELEMENTS

Hirokazu KUWABARA

Person

Patents Grantslast 30 patents

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and condensed polycyclic compoun...

Organic electroluminescence device and polycyclic compound for orga...

Organic electroluminescence device and compound for organic electro...

Organic electroluminescence device and nitrogen-containing compound...

Patents Applicationslast 30 patents

LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...

LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE SAME

LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...

LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT...

LIGHT EMITTING ELEMENT AND FUSED POLYCYCLIC COMPOUND FOR LIGHT EMIT...

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

LIGHT EMITTING DEVICE AND FUSED POLYCYCLIC COMPOUND FOR THE LIGHT E...

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

LIGHT EMITTING ELEMENT AND POLYCYCLIC COMPOUND FOR THE SAME

FUSED POLYCYCLIC COMPOUND AND LIGHT EMITTING DEVICE INCLUDING THE SAME

FUSED POLYCYCLIC COMPOUND AND LIGHT EMITTING DEVICE INCLUDING THE SAME

LIGHT EMITTING DEVICE AND POLYCYCLIC COMPOUND FOR THE SAME

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND FUSED POLYCYCLIC COMPOUND FO...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND NITROGEN-CONTAINING COMPOUND...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND CONDENSED POLYCYCLIC COMPOUN...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...

ORGANIC ELECTROLUMINESCENCE DEVICE AND COMPOUND FOR ORGANIC ELECTRO...

ORGANIC ELECTROLUMINESCENCE DEVICE AND POLYCYCLIC COMPOUND FOR ORGA...