Tamotsu Komura

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Kawanishi, JP

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Patents Grantslast 30 patents

Information Patent Grant
Phosphate derivatives, process for producing phosphate derivatives...
- Patent number 4,442,239
- Issue date Apr 10, 1984
- Sankin Industry Co., Ltd.
- Masayoshi Tsunekawa
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Cyclic pyrophosphate derivatives and their preparation
- Patent number 4,404,150
- Issue date Sep 13, 1983
- Sankin Industry Co., Ltd.
- Masayoshi Tsunekawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Compositions for diagnosis of dental caries activity
- Patent number 4,397,944
- Issue date Aug 9, 1983
- Sankin Industry Co., Ltd.
- Tamotsu Komura
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hardening resin compositions
- Patent number 4,339,558
- Issue date Jul 13, 1982
- Sankin Industry Co., Ltd.
- Tamotsu Komura
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...