Takeshi KAWAKAMI

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Patents Grantslast 30 patents

Information Patent Grant
Laminated porous film, separator for non-aqueous electrolyte second...
- Patent number 9,799,867
- Issue date Oct 24, 2017
- Sumitomo Chemical Company, Limited
- Takeshi Kawakami
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LAMINATED POROUS FILM, SEPARATOR FOR NON-AQUEOUS ELECTROLYTE SECOND...
- Publication number 20180013118
- Publication date Jan 11, 2018
- Sumitomo Chemical Company, Limited
- Takeshi KAWAKAMI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LAMINATED POROUS FILM, SEPARATOR FOR NON-AQUEOUS ELECTROLYTE SECOND...
- Publication number 20140377630
- Publication date Dec 25, 2014
- Sumitomo Chemical Company, Limited
- Takeshi KAWAKAMI
- H01 - BASIC ELECTRIC ELEMENTS