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Yoshihisa Yamashita

Sumitomo Electric Industries: 4 patents #212 of 4,178Top 6%
Overall (2004): #10,339 of 270,089Top 4%
4
Patents 2004

Issued Patents 2004

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6787884 Circuit component, circuit component package, circuit component built-in module, circuit component package production and circuit component built-in module production Koichi Hirano, Seiichi Nakatani, Hiroyuki Handa, Tsunenori Yoshida, Hiroyuki Ishitomi 2004-09-07
6707671 Power module and method of manufacturing the same Koichi Hirano, Seiichi Nakatani 2004-03-16
6700182 Thermally conductive substrate, thermally conductive substrate manufacturing method and power module Koichi Hirano, Seiichi Nakatani, Mitsuhiro Matsuo 2004-03-02
6692818 Method for manufacturing circuit board and circuit board and power conversion module using the same Koichi Hirano, Seiichi Nakatani 2004-02-17