HM

Hajime Maekawa

Sumitomo Electric Industries: 1 patents #1,470 of 4,178Top 40%
Overall (2004): #213,796 of 270,089Top 80%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6715092 Power management apparatus Masaki Saga, Hideaki Takechi, Koichi Matsumura, Masao Ikezaki 2004-03-30