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Tomomi Takahashi
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Okayama, JP
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last 30 patents
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Patent Grant
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Patent number
6,468,320
Issue date
Oct 22, 2002
Toyo Boseki Kabushiki Kaisha
Tatsuaki Sumitani
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Chromium-free, metal surface-treating composition and surface-treat...
Patent number
6,040,054
Issue date
Mar 21, 2000
Toyo Boseki Kabushiki Kaisha
Hisao Odashima
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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Patent Grant
Cation exchange fibers
Patent number
5,109,028
Issue date
Apr 28, 1992
Japan Exlan Company Limited
Koji Tanaka
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...