KO

Kazuo Ohkoshi

NC Nhk Spring Co.: 2 patents #370 of 1,116Top 35%
Overall (All Time): #2,314,796 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4996857 Method and an apparatus for manufacturing a metallic bellows Kenichi Kageyama, Tsutomu Furuyama 1991-03-05
4715202 Coil-spring winding apparatus Masaharu Shibata, Tsutomu Furuyama 1987-12-29