Fumio Yogosawa

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Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Occludator
- Patent number 4,299,570
- Issue date Nov 10, 1981
- Sankin Kogyo Kabushiki Kaisha
- Fumio Yogosawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Welding apparatus for dental purposes
- Patent number 4,137,443
- Issue date Jan 30, 1979
- Sankin Kogyo, Ltd.
- Fumio Yogosawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE