TK

Tetsuya Katsumi

YK Ykk: 2 patents #6 of 84Top 8%
📍 Rifu, JP: #73 of 313 inventorsTop 25%
Overall (2020): #115,039 of 565,922Top 25%
2
Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10870907 Element for slide fastener Tatewaki Ido, Koichi Mikado, Yasuharu Yoshimura, Kenji Matsuda 2020-12-22
10786051 Element for slide fastener Takahiro Fukuyama, Koichi Mikado, Yasuharu Yoshimura, Tatewaki Ido 2020-09-29