Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Yusuke Noguchi1
Koichiro Toyota1
Date of Patent
July 24, 2018
1Patent Application Number
150227191
Date Filed
September 18, 2013
1Patent Citations Received
Patent Primary Examiner
Patent abstract
An exercise tool 1 for improving oral function inserted and used in an oral cavity includes: a base 10 inserted in the oral cavity; and a hollow bulge 20 which is made of an elastic body and protrudes from the base 10. Level difference portions 41-43 and 51-53 are provided in a vertically intermediate region of at least one of an outer surface and an inner surface of the bulge 20.
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