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Mold for producing resin-molded product
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Patent number 6,206,681
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Issue date Mar 27, 2001
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Sumitomo Wiring
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Hajime Kawase
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Method of producing resin-molded product
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Patent number 5,915,760
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Issue date Jun 29, 1999
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Sumitomo Wiring Systems, Ltd.
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Hajime Kawase
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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Connector manufacturing method
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Patent number 5,894,661
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Issue date Apr 20, 1999
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Sumitomo Wiring Systems, Ltd.
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Yasunori Wada
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
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