YI

Yuji Ichikawa

OC Organ Needle Co.: 1 patents #3 of 16Top 20%
Overall (All Time): #2,833,483 of 4,157,543Top 70%
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Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10870939 Sewing machine needle Chie Hasegawa, Mai Mitsuya, Kazutaka Hakoyama, Kenji Kato, Yoshikazu Kohara 2020-12-22