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Companies
Inventors
YK
Yuji Kishima
KC
Koki Holdings Co.
: 1 patents #18 of 66
Top 30%
Overall (2021):
#194,801
of 548,734
Top 40%
1
Patents 2021
Issued Patents
2021
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Patent #
Title
Co-Inventors
Date
11211868
DC power supply device
Takuya Yoshinari
2021-12-28
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