Tsutomu Nishizawa

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Kamakura, JA

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Patents Grantslast 30 patents

Information Patent Grant
Coloring resins by mixing naphthacenequinones therewith
- Patent number 4,033,923
- Issue date Jul 5, 1977
- Mitsui Toatsu Chemicals, Incorporated
- Michihiro Tsujimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coloring of organic materials with asymmetric thioindigoid compounds
- Patent number 4,032,539
- Issue date Jun 28, 1977
- Mitsui Toatsu Chemicals, Incorporated
- Michihiro Tsujimoto
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
Dyeing synthetic and semisynthetic materials with naphthacenequinin...
- Patent number 3,986,826
- Issue date Oct 19, 1976
- Mitsui Toatsu Chemicals, Incorporated
- Michihiro Tsujimoto
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Coloring of organic materials with asymmetric thioindigoid compounds
- Patent number 3,960,479
- Issue date Jun 1, 1976
- Mitsui Toatsu Chemicals, Incorporated
- Michihiro Tsujimoto
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...