KI

Kazuya Iwata

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #56,238 of 270,089Top 25%
2
Patents 2004

Issued Patents 2004

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6829360 Method and apparatus for expanding band of audio signal Naoki Ejima, Akira Sobajima 2004-12-07
6703770 Spark plug attachment structure and spark plug therefor Akira Suzuki, Takahiro Suzuki, Kazumi Kawamura 2004-03-09