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YH
Yoshikazu Hamada
YK
Ykk
: 1 patents #19 of 98
Top 20%
Overall (2021):
#200,535
of 548,734
Top 40%
1
Patents 2021
Issued Patents
2021
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Patent #
Title
Co-Inventors
Date
11083254
Slider for slide fastener
Masayoshi Kojima
,
Takayuki Inukai
2021-08-10
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