Hideaki KANAZAWA

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Shizuoka, JP

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Patents Applicationslast 30 patents

Information Patent Application
SPEECH VALVE
- Publication number 20220062573
- Publication date Mar 3, 2022
- Senko Medical Instrument Mfg. Co., Ltd.
- Mitsuru CHIBA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
SPEAKING VALVE
- Publication number 20180015246
- Publication date Jan 18, 2018
- Senko Medical Instrument Mfg. Co., Ltd.
- Hideaki KANAZAWA
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE