Kohji Kuroda

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Chofu, JP

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Patents Grantslast 30 patents

Information Patent Grant
Purified guaiacum resin and method for making same
- Patent number 5,621,072
- Issue date Apr 15, 1997
- Dai Nippon Insatsu Kabushiki Kaisha
- Masanao Watanabe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Purified guaiacum resin and method for making the same
- Patent number 5,093,082
- Issue date Mar 3, 1992
- Dai Nippon Insatsu Kabushiki Kaisha
- Masanao Watanabe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...