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Yutaka Oka
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Chiba, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Curable silicone composition, encapsulant and optical semiconductor...
Patent number
11,939,472
Issue date
Mar 26, 2024
DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA
Yutaka Oka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
UV curable silicone composition and an encapsulant or a sheet film...
Patent number
11,781,016
Issue date
Oct 10, 2023
DUPONT TORAY SPECIALTY MATERIALS KABUSHIKI KAISHA
Shunya Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Liquid silicone composition for transfer- or injection-molding opti...
Patent number
11,091,636
Issue date
Aug 17, 2021
Dow Silicones Corporation
Jong-Chan Park
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
High-strength martensitic stainless steel having superior fatigue p...
Patent number
5,232,520
Issue date
Aug 3, 1993
Kawasaki Steel Corporation
Yutaka Oka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of producing metallic materials for the components of nuclea...
Patent number
4,744,824
Issue date
May 17, 1988
Doryokuro Kakunenryo Kaihatsu Jigyodan
Shunichi Yuhara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
UV CURABLE SILICONE COMPOSITION AND AN ENCAPSULANT OR A SHEET FILM...
Publication number
20230348721
Publication date
Nov 2, 2023
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
Shunya Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
CURABLE SILICONE COMPOSITION, ENCAPSULANT AND OPTICAL SEMICONDUCTOR...
Publication number
20220372291
Publication date
Nov 24, 2022
DuPont Toray Specialty Materials Kabushiki Kaisha
Yutaka Oka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
THERMOSETTING SILICONE COMPOSITION
Publication number
20220064445
Publication date
Mar 3, 2022
DuPont Toray Specialty Materials Kabushiki Kaisha
Yutaka Oka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
UV CURABLE SILICONE COMPOSITION AND AN ENCAPSULANT OR A SHEET FILM...
Publication number
20210269642
Publication date
Sep 2, 2021
DuPont Toray Specialty Materials Kabushiki Kaisha
Shunya Takeuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
A LIQUID SILICONE COMPOSITION FOR TRANSFER- OR INJECTION-MOLDING OP...
Publication number
20200392334
Publication date
Dec 17, 2020
Dow Silicones Corporation
Jong-Chan PARK
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...