Yumiko Shirakawa

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Saitama, JP

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Patents Grantslast 30 patents

Information Patent Grant
N-acyl-n-phenyltetrahydrophthalamic acid derivatives, methods of pr...
- Patent number 5,468,719
- Issue date Nov 21, 1995
- Central Glass Company, Limited
- Tetsu Takematsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
N-acyl-N-phenyltetrahydrophthalamic acid derivatives, methods of pr...
- Patent number 5,292,922
- Issue date Mar 8, 1994
- Central Glass Company, Limited
- Tetsuo Takematsu
- C07 - ORGANIC CHEMISTRY