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Yoshie Yamanaka

SC Senju Metal Industry Co.: 4 patents #2 of 53Top 4%
Overall (2017): #34,305 of 506,227Top 7%
4
Patents 2017

Issued Patents 2017

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9844837 Lead-free solder alloy Masato Shimamura, Tsukasa Ohnishi, Mitsuhiro Kosai, Kazuyori Takagi, Tomoko Nonaka +4 more 2017-12-19
9780055 Lead-free solder ball Ken Tachibana, Shunsaku Yoshikawa, Hikaru Nomura 2017-10-03
9773721 Lead-free solder alloy, connecting member and a method for its manufacture, and electronic part Shunsaku Yoshikawa, Tsukasa Ohnishi, Seiko Ishibashi, Koji Watanabe, Hiroki Ishikawa +1 more 2017-09-26
9700963 Lead-free solder ball Tsukasa Ohnishi, Ken Tachibana 2017-07-11