Masahiro Soya

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Kawasaki, JP

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Patents Grantslast 30 patents

Information Patent Grant
Overflow preventing valve apparatus
- Patent number 4,405,001
- Issue date Sep 20, 1983
- Tokico Ltd.
- Shigeo Sugiyama
- B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...
Information Patent Grant
Valve device
- Patent number 4,364,543
- Issue date Dec 21, 1982
- Tokico Ltd.
- Masahiro Soya
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...