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US Patent 11971048 Impeller

OverviewStructured DataIssuesContributorsActivity
Is a
Patent
Patent
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Date Filed
March 11, 2021
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Date of Patent
April 30, 2024
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Patent Application Number
17909960
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Patent Citations
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US Patent 8426766 Welding method and welding apparatus for an impeller
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US Patent 8727729 Method for producing a shrouded impeller from two or more components
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US Patent 8732948 Method of manufacturing impeller for centrifugal blower
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US Patent 8793872 Method for manufacturing closed impeller
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US Patent 10309412 Centrifugal fan, air-conditioning apparatus, and method of manufacturing centrifugal fan
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US Patent 10001144 Blower
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US Patent 10584712 Impeller
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US Patent 8007240 Impeller of centrifugal fan and centrifugal fan disposed with the impeller
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US Patent 8342809 Device for a runner
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Patent Inventor Names
Jeongho Lee
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Hakkyu Choi
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Seungjo Baek
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Patent Jurisdiction
United States Patent and Trademark Office
United States Patent and Trademark Office
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Patent Number
11971048
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Patent Primary Examiner
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Justin D Seabe
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CPC Code
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F04D 29/626
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F04D 29/441
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F04D 29/30
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F04D 29/281
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F04D 29/284
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F04D 29/023
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F04D 29/624
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