Tomizo Niwa

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Yokohama, JA

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Patents Grantslast 30 patents

Information Patent Grant
Process for the production of cephamycin type antibiotic substances
- Patent number 3,975,235
- Issue date Aug 17, 1976
- Meiji Seika Kaisha, Ltd.
- Tomizo Niwa
- C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
Information Patent Grant
Process for the preparation of D-gluconic-.delta.-lactam
- Patent number 3,956,337
- Issue date May 11, 1976
- Meiji Seika Kaisha, Ltd.
- Tomizo Niwa
- C07 - ORGANIC CHEMISTRY