Takeo Takayanagi

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Yonkers, NY, US

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Patents Grantslast 30 patents

Information Patent Grant
Sulfonyl derivatives
- Patent number 5,290,773
- Issue date Mar 1, 1994
- Takeo Takayanagi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Disazo disulfonamides compounds
- Patent number 4,956,457
- Issue date Sep 11, 1990
- Takeo Takayanagi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Complexes of AZO compounds and/or their salts and an antitumor agen...
- Patent number 4,863,910
- Issue date Sep 5, 1989
- Takeo Takayanagi
- C07 - ORGANIC CHEMISTRY