YM

Yoshihisa Matsubara

NE Nec Electronics: 3 patents #10 of 322Top 4%
NE Nec: 1 patents #355 of 1,409Top 30%
📍 Ibaraki, JP: #21 of 785 inventorsTop 3%
Overall (2003): #11,288 of 273,478Top 5%
4
Patents 2003

Issued Patents 2003

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6607978 Method of making a semiconductor device with alloy film between barrier metal and interconnect 2003-08-19
6573607 Semiconductor device and manufacturing method thereof Nobukazu Ito 2003-06-03
6555911 Semiconductor device and method of manufacturing interconnections thereof using copper and tungsten in predetermined ratios Toshiyuki Takewaki, Manabu Iguchi 2003-04-29
6514853 Semiconductor device and a manufacturing process therefor 2003-02-04