HS

Hirofumi Somekawa

HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #3,422,305 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7074129 Coupling member of power transmission apparatus Kenichi Sugiyama, Katsuro Kawahara 2006-07-11