Hiromi Ota

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Patents Grantslast 30 patents

Information Patent Grant
Air cleaner
- Patent number 6,808,547
- Issue date Oct 26, 2004
- Toyo Roki Seizo Kabushiki Kaisha
- Hiromi Ota
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Air cleaner
- Publication number 20040020177
- Publication date Feb 5, 2004
- TOYO ROKI SEIZO KABUSHIKI KAISHA
- Hiromi Ota
- B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL