YO

Yoshifumi OKADA

Sumitomo Electric Industries: 2 patents #54 of 557Top 10%
Overall (1982): #5,932 of 81,411Top 8%
2
Patents 1982

Issued Patents 1982

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4343083 Method of manufacturing flexible printed circuit sheets Katsuyoshi Takemura, Masatoshi Kondo, Fumio Hasuike 1982-08-10
4316320 Method of manufacturing electronic circuit apparatus Kenji Nogawa, Katsuyoshi Takemura 1982-02-23