TO

Tetsu Ogawa

Sumitomo Electric Industries: 3 patents #267 of 3,352Top 8%
Overall (2002): #19,916 of 266,432Top 8%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6480251 Reflection liquid crystal display element Hisanori Yamaguchi, Tomoaki Sekime, Yoshio Iwai 2002-11-12
6426785 Reflective liquid crystal display device Hisanori Yamaguchi, Shingo Fujita, Hiroaki Mizuno 2002-07-30
6404471 Reflection liquid crystal display Takayuki Hatanaka, Shingo Fujita 2002-06-11