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TwoFive Inc.
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Seoul, KR
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Patents Grants
last 30 patents
Information
Patent Grant
Neck muscle exercise device
Patent number
10,814,164
Issue date
Oct 27, 2020
TwoFive Inc.
Hyung Joon Kwun
A63 - SPORTS GAMES AMUSEMENTS
Patents Applications
last 30 patents
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Patent Application
NECK MUSCLE EXERCISE DEVICE
Publication number
20190351285
Publication date
Nov 21, 2019
TwoFive Inc.
Hyung Joon Kwun
A63 - SPORTS GAMES AMUSEMENTS
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