Kumpei Yamada

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electrolytic solution and electrochemical device
- Patent number 11,444,325
- Issue date Sep 13, 2022
- SHOWA DENKO MATERIALS CO., LTD.
- Kaoru Konno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrolytic solution and electrochemical device
- Patent number 11,411,250
- Issue date Aug 9, 2022
- SHOWA DENKO MATERIALS CO., LTD.
- Kaoru Konno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electrolytic solution and electrochemical device
- Patent number 11,398,643
- Issue date Jul 26, 2022
- SHOWA DENKO MATERIALS CO., LTD.
- Kaoru Konno
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Conductor substrate, wiring substrate and method for producing wiri...
- Patent number 11,259,409
- Issue date Feb 22, 2022
- SHOWA DENKO MATERIALS CO., LTD.
- Takeshi Masaki
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Stretchable member with metal foil
- Patent number 10,880,997
- Issue date Dec 29, 2020
- SHOWA DENKO MATERIALS CO., LTD.
- Tangyii Sim
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR USING A BUFFER SHEET
- Publication number 20230095879
- Publication date Mar 30, 2023
- Showa Denko Materials Co., Ltd.
- Yuta Koseki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE
- Publication number 20200168952
- Publication date May 28, 2020
- HITACHI CHEMICAL COMPANY, LTD.
- Kaoru KONNO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE
- Publication number 20200152398
- Publication date May 14, 2020
- HITACHI CHEMICAL COMPANY, LTD.
- Kaoru KONNO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
STRETCHABLE MEMBER WITH METAL FOIL
- Publication number 20200154563
- Publication date May 14, 2020
- Hitachi Chemical Company, Ltd.
- Tangyii SIM
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE
- Publication number 20200119399
- Publication date Apr 16, 2020
- HITACHI CHEMICAL COMPANY, LTD.
- Kaoru KONNO
- C07 - ORGANIC CHEMISTRY
Information Patent Application
CONDUCTOR SUBSTRATE, WIRING SUBSTRATE AND METHOD FOR PRODUCING WIRI...
- Publication number 20190320527
- Publication date Oct 17, 2019
- Hitachi Chemical Company, Ltd.
- Takeshi MASAKI
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
BUFFER SHEET COMPOSITION AND BUFFER SHEET
- Publication number 20180340056
- Publication date Nov 29, 2018
- Hitachi Chemical Company, Ltd.
- Yuta Koseki
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Kumpei Yamada

Person

Patents Grantslast 30 patents

Electrolytic solution and electrochemical device

Electrolytic solution and electrochemical device

Electrolytic solution and electrochemical device

Conductor substrate, wiring substrate and method for producing wiri...

Stretchable member with metal foil

Patents Applicationslast 30 patents

METHOD FOR USING A BUFFER SHEET

ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE

ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE

STRETCHABLE MEMBER WITH METAL FOIL

ELECTROLYTIC SOLUTION AND ELECTROCHEMICAL DEVICE

CONDUCTOR SUBSTRATE, WIRING SUBSTRATE AND METHOD FOR PRODUCING WIRI...

BUFFER SHEET COMPOSITION AND BUFFER SHEET