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Method for recovering tungsten compound
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Patent number 9,447,478
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Issue date Sep 20, 2016
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KYOCERA Corporation
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Yoshitake Terashi
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C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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Dielectric ceramics
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Patent number 6,232,251
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Issue date May 15, 2001
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Kyocera Corporation
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Yoshitake Terashi
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Dielectric ceramics
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Patent number 5,916,834
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Issue date Jun 29, 1999
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Kyocera Corporation
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Yoshitake Terashi
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C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
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Glass-ceramic sintered body
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Patent number 5,756,408
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Issue date May 26, 1998
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Kyocera Corporation
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Yoshitake Terashi
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C03 - GLASS MINERAL OR SLAG WOOL