Yasuhiro Nishida

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Itami, JP

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing 1,4-dihydroxy-2-naphthoic acid
- Patent number 5,599,971
- Issue date Feb 4, 1997
- Sumitomo Chemical Company, Limited
- Toshio Nakamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing 2,6-dihydroxybenzoic acid
- Patent number 5,304,677
- Issue date Apr 19, 1994
- Sumitomo Chemical Company, Limited
- Toshio Nakamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 2-methyl-1,3-cyclohexanedione and 2-methylres...
- Patent number 5,276,198
- Issue date Jan 4, 1994
- Sumitomo Chemical Company, Limited
- Toshio Nakamatsu
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 1,4-dihydroxy-2-arylnaphthoate
- Patent number 5,241,103
- Issue date Aug 31, 1993
- Sumitomo Chemical Company, Limited
- Yuzo Maegawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 1,4-dihydroxy-2-arylnaphthoate
- Patent number 5,162,570
- Issue date Nov 10, 1992
- Sumitomo Chemical Company, Limited
- Yuzo Maegawa
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing substituted aminoanthraquinones
- Patent number 5,017,713
- Issue date May 21, 1991
- Sumitomo Chemical Company, Ltd.
- Takanori Kondo
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...