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Nobuo Ogawa
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Tokyo, JP
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last 30 patents
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Patent Grant
Fire door
Patent number
9,932,767
Issue date
Apr 3, 2018
Daifuku Co., Ltd.
Yukihisa Matsuo
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS
Patents Applications
last 30 patents
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Patent Application
Fire Door
Publication number
20180038157
Publication date
Feb 8, 2018
KROSAKI HARIMA CORPORATION
Yukihisa Matsuo
E06 - DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL LADDERS