Tatsuki Dohkoh

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Minato-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Fuel cell system including a separation membrane
- Patent number 11,710,837
- Issue date Jul 25, 2023
- Tokyo Gas Co., Ltd.
- Shunpei Taku
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Carbon dioxide production system
- Patent number 11,581,559
- Issue date Feb 14, 2023
- Tokyo Gas Co., Ltd.
- Tatsuya Nakajima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Fuel Cell System and Method of Reprocessing Off-Gas
- Publication number 20210399321
- Publication date Dec 23, 2021
- TOKYO GAS CO., LTD.
- Kazuo NAKAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
CARBON DIOXIDE PRODUCTION SYSTEM
- Publication number 20210036351
- Publication date Feb 4, 2021
- TOKYO GAS CO., LTD.
- Tatsuya Nakajima
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information Patent Application
Fuel Cell System
- Publication number 20190296375
- Publication date Sep 26, 2019
- TOKYO GAS CO., LTD.
- Shunpei Taku
- H01 - BASIC ELECTRIC ELEMENTS