Masuda Chemical Industry Co., Ltd.

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of highly pure 5,5′-bi-1H-tetra...
- Patent number 6,433,181
- Issue date Aug 13, 2002
- Japan Hydrazine Co. Ltd.
- Shunji Hyoda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for the preparation of 5,5'-bi-1H-tetrazole salt
- Patent number 6,156,906
- Issue date Dec 5, 2000
- Japan Hydrazine Co., Inc.
- Shunji Hyoda
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing 5,5'-bi-1H-tetrazole salt
- Patent number 6,040,453
- Issue date Mar 21, 2000
- Japan Hydrazine Co., Inc
- Shunji Hyoda
- C07 - ORGANIC CHEMISTRY

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