Tomoaki OZEKI

Person

NiiIhama-shi, Ehime, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Nonaqueous electrolyte secondary battery separator and method of pr...
- Patent number 11,031,655
- Issue date Jun 8, 2021
- Sumitomo Chemical Company, Limited
- Tomoaki Ozeki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Long porous separator sheet, method for producing the same, roll, a...
- Patent number 10,727,463
- Issue date Jul 28, 2020
- Sumitomo Chemical Company, Limited
- Tomoaki Ozeki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laminated porous film and non-aqueous electrolyte secondary cell
- Patent number 10,290,849
- Issue date May 14, 2019
- Sumitomo Chemical Company, Limited
- Kosuke Kurakane
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Wound body of porous film, and manufacturing method thereof
- Patent number 10,059,085
- Issue date Aug 28, 2018
- Sumitomo Chemical Company, Limited
- Takahiro Okugawa
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR
- Publication number 20230395940
- Publication date Dec 7, 2023
- Sumitomo Chemical Company, Limited
- Tomoaki OZEKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POROUS LAYER
- Publication number 20230207871
- Publication date Jun 29, 2023
- Sumitomo Chemical Company, Limited
- Kensaku HORIE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEPARATOR, AND SECONDARY BATTERY INCLUDING THE SEPARATOR
- Publication number 20200067138
- Publication date Feb 27, 2020
- Sumitomo Chemical Company, Limited
- Hiroki HASHIWAKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR AND METHOD OF PR...
- Publication number 20190372073
- Publication date Dec 5, 2019
- Sumitomo Chemical Company, Limited
- Tomoaki OZEKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR
- Publication number 20190372074
- Publication date Dec 5, 2019
- Sumitomo Chemical Company, Limited
- Yuichiro AZUMA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR
- Publication number 20190252658
- Publication date Aug 15, 2019
- Sumitomo Chemical Company, Limited
- Chikae YOSHIMARU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR
- Publication number 20190245180
- Publication date Aug 8, 2019
- Takahiro OKUGAWA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LONG POROUS SEPARATOR SHEET, METHOD FOR PRODUCING THE SAME, ROLL, A...
- Publication number 20190027726
- Publication date Jan 24, 2019
- Sumitomo Chemical Company, Limited
- Tomoaki OZEKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LONG POROUS SEPARATOR SHEET, ROLL OF THE SAME, METHOD FOR PRODUCING...
- Publication number 20190027727
- Publication date Jan 24, 2019
- Sumitomo Chemical Company, Limited
- Tomoaki OZEKI
- B26 - HAND CUTTING TOOLS CUTTING SEVERING
Information Patent Application
WOUND BODY OF POROUS FILM, AND MANUFACTURING METHOD THEREOF
- Publication number 20170173927
- Publication date Jun 22, 2017
- Sumitomo Chemical Company, Limited
- Takahiro OKUGAWA
- B32 - LAYERED PRODUCTS
Information Patent Application
NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR
- Publication number 20170155112
- Publication date Jun 1, 2017
- Sumitomo Chemical Company, Limited
- Tomoaki OZEKI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LAMINATED POROUS FILM AND NON-AQUEOUS ELECTROLYTE SECONDARY CELL
- Publication number 20170040584
- Publication date Feb 9, 2017
- Sumitomo Chemical Company, Limited
- Kosuke KURAKANE
- H01 - BASIC ELECTRIC ELEMENTS

Tomoaki OZEKI

Person

Patents Grantslast 30 patents

Nonaqueous electrolyte secondary battery separator and method of pr...

Long porous separator sheet, method for producing the same, roll, a...

Laminated porous film and non-aqueous electrolyte secondary cell

Wound body of porous film, and manufacturing method thereof

Patents Applicationslast 30 patents

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY POROUS LAYER

SEPARATOR, AND SECONDARY BATTERY INCLUDING THE SEPARATOR

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR AND METHOD OF PR...

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR

SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR

SEPARATOR AND SECONDARY BATTERY INCLUDING THE SEPARATOR

LONG POROUS SEPARATOR SHEET, METHOD FOR PRODUCING THE SAME, ROLL, A...

LONG POROUS SEPARATOR SHEET, ROLL OF THE SAME, METHOD FOR PRODUCING...

WOUND BODY OF POROUS FILM, AND MANUFACTURING METHOD THEREOF

NONAQUEOUS ELECTROLYTE SECONDARY BATTERY SEPARATOR

LAMINATED POROUS FILM AND NON-AQUEOUS ELECTROLYTE SECONDARY CELL