US Patent 7380774 Humidifier
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Patent Inventor Names
Akio Yagi0
Hiroshi Mizutani0
Izumi Tanaka0
Norio Miwa0
Shunichi Hayashi0
Tadao Takahashi0
Takashi Nitta0
Yasuhiro Akita0
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Patent abstract
A humidifier is superior in terms of hygiene, simple in terms of maintenance, humidity is easily adjusted, and energy consumption is low. The humidifier uses, as a moisture permeable membrane, a moisture-permeable polyurethane obtained by using, as raw materials, at least an isocyanate component, a diol as a chain extender, and polyethylene glycol as a polyol component, and reacting these raw materials.
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US Patent 07380774 Humidifier US Patent 7380774 Humidifier
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Patent Number
073807740
Patent Number
73807740
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Patent Jurisdiction
Patent Number
073807740
Date of Patent
June 3, 2008
0Patent Application Number
108466060
Date Filed
May 17, 2004
0Official Website
Patent Primary Examiner
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US Patent 07380774 Humidifier
Infobox
Is a
Patent jurisdiction
Patent number
07380774
Date of patent
June 3, 2008
Patent application number
10846606
Date Filed
May 17, 2004
Patent primary examiner
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