RK

Ryouichi Kaiwa

Sumitomo Electric Industries: 2 patents #693 of 4,178Top 20%
Overall (2004): #42,972 of 270,089Top 20%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6807275 Folding portable telephone apparatus Tetsuya Kubo, Teruo Nanmoku, Mamoru Yoshida, Naokazu Nagasawa 2004-10-19
6748243 Folding portable telephone apparatus Tetsuya Kubo, Naokazu Nagasawa 2004-06-08