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Tadashi Ito
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Osaka, JP
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last 30 patents
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Patent Grant
Fluorine-containing aminosulfonate
Patent number
4,431,595
Issue date
Feb 14, 1984
Dainippon Ink and Chemicals, Inc.
Yutaka Hashimoto
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
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Patent Grant
Powdery fire-extinguishing agent, and process for its preparation
Patent number
4,346,012
Issue date
Aug 24, 1982
Dainippon Ink and Chemicals, Inc.
Toshihiko Umaba
A62 - LIFE-SAVING FIRE-FIGHTING