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Polyester resin composition
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Patent number 4,874,800
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Issue date Oct 17, 1989
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Polyplastics Co., Ltd.
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Tsuyoshi Minamisawa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Polyester composition
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Patent number 4,861,515
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Issue date Aug 29, 1989
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Tsuyoshi Minamisawa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Method of continuous polymerization
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Patent number 4,661,570
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Issue date Apr 28, 1987
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Polyplastics Co., Ltd.
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Masami Yamawaki
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Epoxy resin composition
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Patent number 4,500,660
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Issue date Feb 19, 1985
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Toho Belson Co., Ltd.
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Tsuyoshi Minamisawa
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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