Yoshitsugu Yamada

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Oomuta, JP

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Patents Grantslast 30 patents

Information Patent Grant
2-Substituted thiazolyl-piperazine compounds, process for preparati...
- Patent number 4,476,128
- Issue date Oct 9, 1984
- Mitsuitoatsu Chemicals, Inc.
- Isao Sakano
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1-Phenyl-4-carbamoyl piperazine compounds, process for preparation...
- Patent number 4,446,133
- Issue date May 1, 1984
- Misuitoatsu Chemicals, Inc.
- Yutaka Okazaki
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Use of piperazine compounds as immunopotentiating agents
- Patent number 4,420,481
- Issue date Dec 13, 1983
- Mitsuitoatsu Chemicals Inc.
- Yutaka Okazaki
- C07 - ORGANIC CHEMISTRY