Chiaki TOKUDA

Person

Osaka-shi, Osaka, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Resin composition, optical fiber and method for producing optical f...
- Patent number 12,025,829
- Issue date Jul 2, 2024
- Sumitomo Electric Industries, Ltd.
- Chiaki Tokuda
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Resin composition, secondary coating material for optical fiber, op...
- Patent number 11,919,804
- Issue date Mar 5, 2024
- Sumitomo Electric Industries, Ltd.
- Katsushi Hamakubo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Cemented carbide and tool containing the same
- Patent number 11,858,049
- Issue date Jan 2, 2024
- Sumitomo Electric Industries, Ltd.
- Yasuki Kido
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resin composition, secondary coating material for optical fiber, op...
- Patent number 11,820,704
- Issue date Nov 21, 2023
- Sumitomo Electric Industries, Ltd.
- Katsushi Hamakubo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber
- Patent number 11,579,358
- Issue date Feb 14, 2023
- Sumitomo Electric Industries, Ltd.
- Katsushi Hamakubo
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Grant
Optical fiber
- Patent number 11,472,735
- Issue date Oct 18, 2022
- Sumitomo Electric Industries, Ltd.
- Chiaki Tokuda
- C03 - GLASS MINERAL OR SLAG WOOL

Patents Applicationslast 30 patents

Information Patent Application
RESIN COMPOSITION FOR OPTICAL FIBER COATING, COLORED COATING MATERI...
- Publication number 20240409773
- Publication date Dec 12, 2024
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OPTICAL FIBER AND OPTICAL FIBER RIBBON
- Publication number 20240319462
- Publication date Sep 26, 2024
- Sumitomo Electric Industries, Ltd.
- Noriaki IWAGUCHI
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...
- Publication number 20240026116
- Publication date Jan 25, 2024
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...
- Publication number 20230416483
- Publication date Dec 28, 2023
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
CEMENTED CARBIDE AND TOOL CONTAINING THE SAME
- Publication number 20230278109
- Publication date Sep 7, 2023
- Sumitomo Electric Industries, Ltd.
- Yasuki KIDO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR MANUFACTURING DIELECTRIC SHEET, METHOD FOR MANUFACTURING...
- Publication number 20220272838
- Publication date Aug 25, 2022
- Sumitomo Electric Industries, Ltd.
- Shingo KAIMORI
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Application
RESIN COMPOSITION, SECONDARY COATING MATERIAL OF OPTICAL FIBER, OPT...
- Publication number 20220066095
- Publication date Mar 3, 2022
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...
- Publication number 20220041500
- Publication date Feb 10, 2022
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
RESIN COMPOSITION, OPTICAL FIBER AND METHOD FOR PRODUCING OPTICAL F...
- Publication number 20220017768
- Publication date Jan 20, 2022
- Sumitomo Electric Industries, Ltd.
- Chiaki TOKUDA
- G02 - OPTICS
Information Patent Application
OPTICAL FIBER
- Publication number 20210349255
- Publication date Nov 11, 2021
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...
- Publication number 20210309566
- Publication date Oct 7, 2021
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
OPTICAL FIBER RIBBON AND OPTICAL FIBER CABLE
- Publication number 20210263255
- Publication date Aug 26, 2021
- Sumitomo Electric Industries, Ltd.
- Noriaki IWAGUCHI
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
OPTICAL FIBER
- Publication number 20210221736
- Publication date Jul 22, 2021
- Sumitomo Electric Industries, Ltd.
- Chiaki TOKUDA
- C03 - GLASS MINERAL OR SLAG WOOL
Information Patent Application
RESIN COMPOSITION, OPTICAL FIBER, AND METHOD FOR PRODUCING OPTICAL...
- Publication number 20210179762
- Publication date Jun 17, 2021
- Sumitomo Electric Industries, Ltd.
- Katsushi HAMAKUBO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Chiaki TOKUDA

Person

Patents Grantslast 30 patents

Resin composition, optical fiber and method for producing optical f...

Resin composition, secondary coating material for optical fiber, op...

Cemented carbide and tool containing the same

Resin composition, secondary coating material for optical fiber, op...

Optical fiber

Optical fiber

Patents Applicationslast 30 patents

RESIN COMPOSITION FOR OPTICAL FIBER COATING, COLORED COATING MATERI...

OPTICAL FIBER AND OPTICAL FIBER RIBBON

RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...

RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...

CEMENTED CARBIDE AND TOOL CONTAINING THE SAME

METHOD FOR MANUFACTURING DIELECTRIC SHEET, METHOD FOR MANUFACTURING...

RESIN COMPOSITION, SECONDARY COATING MATERIAL OF OPTICAL FIBER, OPT...

RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...

RESIN COMPOSITION, OPTICAL FIBER AND METHOD FOR PRODUCING OPTICAL F...

OPTICAL FIBER

RESIN COMPOSITION, SECONDARY COATING MATERIAL FOR OPTICAL FIBER, OP...

OPTICAL FIBER RIBBON AND OPTICAL FIBER CABLE

OPTICAL FIBER

RESIN COMPOSITION, OPTICAL FIBER, AND METHOD FOR PRODUCING OPTICAL...