NH

Nobuyuki Hirohata

UN Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #1,306,219 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4707946 Grinding machine — 1987-11-24
4631868 Method and an apparatus for grinding a rod-like object — 1986-12-30
4603458 Roller supported by a pneumatic bearing — 1986-08-05
4584794 Grinder — 1986-04-29