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Process for making skin marker
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Patent number 4,916,170
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Issue date Apr 10, 1990
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Nippon Oil Co., Ltd.
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Masao Nambu
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Denture base
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Patent number 4,828,493
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Issue date May 9, 1989
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Nippon Oil Co., Ltd.
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Masao Nambu
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Process for preparing a hydrogel
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Patent number 4,664,857
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Issue date May 12, 1987
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Nippon Oil Company, Limited
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Masao Nambu
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C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
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Wound-covering materials
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Patent number 4,524,064
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Issue date Jun 18, 1985
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Nippon Oil Company, Limited
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Masao Nambu
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Freeze-dried polyvinyl alcohol gel
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Patent number 4,472,542
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Issue date Sep 18, 1984
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Nippon Oil Co., Ltd.
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Masao Nambu
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C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
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