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Tokyo, JP
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last 30 patents
Information
Patent Grant
Permanent magnet assembly for stably fixing denture
Patent number
5,337,033
Issue date
Aug 9, 1994
Hitachi Metals, Ltd.
Yohsuke Kinouchi
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Artificial teeth for anterior teeth portions
Patent number
4,909,738
Issue date
Mar 20, 1990
G-C Toshi Kogyo Corporation
Minoru Ai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Artificial teeth
Patent number
4,795,345
Issue date
Jan 3, 1989
G-C Toshi Kogyo Corporation
Minoru Ai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Device for measuring and scraping operations in the field of presto...
Patent number
4,493,644
Issue date
Jan 15, 1985
Sankin Kogyo Kabushiki Kaisha
Minoru Ai
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE