CH

Chikako Hiromi

YK Ykk: 7 patents #98 of 845Top 15%
Overall (All Time): #684,924 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12351895 Aluminum alloy fastening member, fastener chain and method for producing aluminum alloy fastening member Yuki URITA, Atsushi Ogihara, Shigeru Tsuchida, Ryota ARA, Sohei NAGASAWA +2 more 2025-07-08
12161201 Metallic element and slide fastener Futoshi Kozato, Shigeru Tsuchida 2024-12-10
11807943 Aluminum alloy fastening member and method for producing aluminum alloy fastening member Yuki URITA, Atsushi Ogihara, Shigeru Tsuchida, Ryota ARA, Sohei NAGASAWA +2 more 2023-11-07
11324290 Element and slide fastener Shigeru Tsuchida 2022-05-10
11246382 Copper alloy fastener element and slide fastener Takanori Kumei, Atsushi Ogihara, Yoshio Taira, Muneyoshi Yokota, Takahiro Fukuyama +1 more 2022-02-15
10918171 Copper alloy fastener element and slide fastener Takanori Kumei, Atsushi Ogihara, Yoshio Taira, Muneyoshi Yokota, Takahiro Fukuyama +1 more 2021-02-16
10161019 Metallic fastener member having light gold color, and fastener provided therewith Yasuharu Yoshimura, Takahiro Fukuyama, Kousuke Seki, Atsushi Ogihara, Takuya Koizumi +4 more 2018-12-25