Norihiko SAKAMOTO

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Chiyoda-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Epoxy resin, epoxy resin composition, resin sheet, B-stage sheet, C...
- Patent number 11,795,293
- Issue date Oct 24, 2023
- Resonac Corporation
- Kazuya Kiguchi
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Prepreg for coreless substrate, coreless substrate and semiconducto...
- Patent number 11,581,212
- Issue date Feb 14, 2023
- SHOWA DENKO MATERIALS CO., LTD.
- Hiroshi Yokota
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Coreless substrate prepreg, coreless substrate, coreless substrate...
- Patent number 10,681,807
- Issue date Jun 9, 2020
- Hitachi Chemical Company, Ltd.
- Norihiko Sakamoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Film-like epoxy resin composition, method of producing film-like ep...
- Patent number 9,873,771
- Issue date Jan 23, 2018
- Hitachi Chemical Company, Ltd.
- Yutaka Nomura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
PHOTOSENSITIVE RESIN COMPOSITION, PHOTOSENSITIVE RESIN FILM, MULTIL...
- Publication number 20230303750
- Publication date Sep 28, 2023
- Showa Denko Materials Co., Ltd.
- Kohei OTSUKA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
EPOXY RESIN, EPOXY RESIN COMPOSITION, RESIN SHEET, B-STAGE SHEET, C...
- Publication number 20210016546
- Publication date Jan 21, 2021
- Hitachi Chemical Company, Ltd.
- Kazuya KIGUCHI
- B32 - LAYERED PRODUCTS
Information Patent Application
CORELESS SUBSTRATE PREPREG, CORELESS SUBSTRATE, CORELESS SUBSTRATE...
- Publication number 20200107437
- Publication date Apr 2, 2020
- Hitachi Chemical Company, Ltd.
- Norihiko SAKAMOTO
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
PREPREG FOR CORELESS SUBSTRATE, CORELESS SUBSTRATE AND SEMICONDUCTO...
- Publication number 20200056006
- Publication date Feb 20, 2020
- Hitachi Chemical Company, Ltd.
- Hiroshi YOKOTA
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
FILM-LIKE EPOXY RESIN COMPOSITION, METHOD OF PRODUCING FILM-LIKE EP...
- Publication number 20170073481
- Publication date Mar 16, 2017
- Hitachi Chemical Company, Ltd.
- Yutaka NOMURA
- H01 - BASIC ELECTRIC ELEMENTS