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Seiji Shika
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Katsushika-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
12,133,339
Issue date
Oct 29, 2024
Mitsubishi Gas Chemical Company, Inc.
Yune Kumazawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Compound and method for producing the same, resin composition, resi...
Patent number
11,767,287
Issue date
Sep 26, 2023
Mitsubishi Gas Chemical Company, Inc.
Shunsuke Katagiri
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
11,680,139
Issue date
Jun 20, 2023
Mitsubishi Gas Chemical Company, Inc.
Yune Kumazawa
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
11,643,493
Issue date
May 9, 2023
Mitsubishi Gas Chemical Company, Inc.
Yune Kumazawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
11,466,123
Issue date
Oct 11, 2022
Mitsubishi Gas Chemical Company, Inc.
Yune Kumazawa
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
11,447,658
Issue date
Sep 20, 2022
Mitsubishi Gas Chemical Company, Inc.
Shunsuke Katagiri
B32 - LAYERED PRODUCTS
Information
Patent Grant
Resin composition, resin sheet, multilayer printed wiring board, an...
Patent number
11,370,857
Issue date
Jun 28, 2022
Mitsubishi Gas Chemical Company, Inc.
Yune Kumazawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Resin composition for printed wiring board material, and prepreg, r...
Patent number
9,351,397
Issue date
May 24, 2016
Mitsubishi Gas Chemical Company, Inc.
Keiichi Hasebe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Resin composition and prepreg for laminate and metal-clad laminate
Patent number
7,192,651
Issue date
Mar 20, 2007
Mitsubishi Gas Chemical Company, Inc.
Daisuke Ohno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
COMPOUND AND METHOD FOR PRODUCING THE SAME, RESIN COMPOSITION, RESI...
Publication number
20230057045
Publication date
Feb 23, 2023
Mitsubishi Gas Chemical Company, Inc.
Shunsuke KATAGIRI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION, RESIN SHEET, MULTILAYER PRINTED WIRING BOARD, AN...
Publication number
20220204694
Publication date
Jun 30, 2022
Mitsubishi Gas Chemical Company, Inc.
Yune KUMAZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION, RESIN SHEET, MULTILAYER PRINTED WIRING BOARD, AN...
Publication number
20220204810
Publication date
Jun 30, 2022
Mitsubishi Gas Chemical Company, Inc.
Shunsuke KATAGIRI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION, RESIN SHEET, MULTILAYER PRINTED WIRING BOARD, AN...
Publication number
20220204695
Publication date
Jun 30, 2022
Mitsubishi Gas Chemical Company, Inc.
Yune KUMAZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION, RESIN SHEET, MULTILAYER PRINTED WIRING BOARD, AN...
Publication number
20220071025
Publication date
Mar 3, 2022
Mitsubishi Gas Chemical Company, Inc.
Yune KUMAZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION, RESIN SHEET, MULTILAYER PRINTED WIRING BOARD, AN...
Publication number
20210206892
Publication date
Jul 8, 2021
Mitsubishi Gas Chemical Company, Inc.
Yune KUMAZAWA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
RESIN COMPOSITION FOR PRINTED WIRING BOARDS
Publication number
20150034369
Publication date
Feb 5, 2015
Mitsubishi Gas Chemical Company, Inc.
Naoki Kashima
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
RESIN COMPOSITION FOR PRINTED WIRING BOARD MATERIAL, AND PREPREG, R...
Publication number
20150014032
Publication date
Jan 15, 2015
Mitsubishi Gas Chemical Company, Inc.
Keiichi Hasebe
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Resin composition and prepreg for laminate and metal-clad laminate
Publication number
20050042466
Publication date
Feb 24, 2005
Daisuke Ohno
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...