Satoru Shimoyama

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Minami-ashigara, JP

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Patents Grantslast 30 patents

Information Patent Grant
Process for production of black coloring material and cosmetics con...
- Patent number 5,358,538
- Issue date Oct 25, 1994
- Ihara Chemical Industry Co., Ltd.
- Susumu Shimoyama
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Process for preparation of black coloring materials and application...
- Patent number 5,244,469
- Issue date Sep 14, 1993
- Ihara Chemical Industry Co., Ltd.
- Susumu Shimoyama
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...