Masaaki Tomonaga

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Osaka, JP

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Patents Grantslast 30 patents

Information Patent Grant
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- Patent number 8,069,993
- Issue date Dec 6, 2011
- Yuyama Mfg. Co., Ltd.
- Shoji Yuyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
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- Publication number 20090045152
- Publication date Feb 19, 2009
- Shoji Yuyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE