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Inventors
JH
Jun Hee HAN
EC
Em-Tech Co.
: 1 patents #8 of 20
Top 40%
Overall (2021):
#388,677
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1
Patents 2021
Issued Patents
2021
Profile Widget
Patent #
Title
Co-Inventors
Date
10899577
Automatic winding device
Yong Ju Ji
,
Jung-ho Kang
2021-01-26
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