HM

Hitoshi Miyahara

HS Hitachi Seiko: 2 patents #22 of 106Top 25%
Overall (All Time): #2,306,915 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5086203 Wire electric discharge machining apparatus Kazuo Kobayashi, Hidemaru Nishikizawa, Hironori Shimomoto, Osamu Maruyama 1992-02-04
4983802 Drawing system in a wire-cut electrodischarge machine Kazuo Kobayashi, Hidemaru Nishikizawa, Hironori Shimomoto, Osamu Maruyama 1991-01-08