Toshinobu Okamoto

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Aichi, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 6,401,709
- Issue date Jun 11, 2002
- Matsushita Seiko Co., Ltd.
- Toshinobu Okamoto
- F24 - HEATING RANGES VENTILATING

Patents Applicationslast 30 patents

Information Patent Application
Range hood
- Publication number 20020023637
- Publication date Feb 28, 2002
- Toshinobu Okamoto
- F24 - HEATING RANGES VENTILATING