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Yoshio Yamada

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
📍 Nagano, JP: #18 of 22 inventorsTop 85%
Overall (2004): #81,070 of 270,089Top 35%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6720516 apparatus for electric discharge micromachining of a micro-diameter hole Takeshi Masaki, Toru Nakagawa, Hiroyuki Nakata, Hirofumi Yasumoto, Toshihiko Wada 2004-04-13