TO

Takuya Oka

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #105,163 of 270,089Top 40%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6772953 Contactless data carrier Keiichi Iiyama, Takashi Noda, Shinji Murakami, Yutaka Harada, Masaru Tanichi 2004-08-10