KF

Koji Fujii

Sumitomo Electric Industries: 2 patents #687 of 3,885Top 20%
Overall (2003): #56,286 of 273,478Top 25%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6661166 Electron gun and cathode-ray tube Masahide Yamauchi, Takashi Itoh, Keisuke Koga, Toru Kawase 2003-12-09
6518536 Joining equipment Jing Wang, Mamoru Watanabe, Yasuhiro Goto, Makoto Ryudo, Kinichi Matsuyama 2003-02-11