Is a
Patent attributes
Patent Applicant
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Takeshi Yamagishi0
Osamu Ota0
Date of Patent
January 29, 2019
0Patent Application Number
156559550
Date Filed
July 21, 2017
0Patent Citations
Patent Citations Received
Patent Primary Examiner
Patent abstract
A mobile body includes a driving mechanism, a speaker, and a control unit. The driving mechanism supplies power moving the mobile body. The control unit generates from the speaker a sound wave canceling a driving sound generated from the driving mechanism.
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