Tsutomu OHIGASHI

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Tokyo, JP

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Patents Applicationslast 30 patents

Information Patent Application
HOLLOW CYLINDRICAL FILTER, AND MANUFACTURING METHOD
- Publication number 20250121304
- Publication date Apr 17, 2025
- Fuji Filter Manufacturing Co., Ltd.
- Chika SHIOMI
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
FILTER, METHOD FOR MANUFACTURING FILTER, AND GAS GENERATOR
- Publication number 20250050259
- Publication date Feb 13, 2025
- Fuji Filter Manufacturing Co., Ltd.
- Tsutomu OHIGASHI
- B60 - VEHICLES IN GENERAL
Information Patent Application
FILTER FOR GAS GENERATOR AND GAS GENERATOR
- Publication number 20210008475
- Publication date Jan 14, 2021
- DAICEL CORPORATION
- Masato HIROOKA
- B60 - VEHICLES IN GENERAL