HN

Haruho Niwa

KS Kawasaki Steel: 2 patents #570 of 1,922Top 30%
CC Chugai Ro Co.: 1 patents #41 of 127Top 35%
Overall (All Time): #2,271,827 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
5649632 Fixture assembly for pipe materials Kaihei Terashima, Hiroshi Okuno 1997-07-22
4478573 Furnace for heating pipes with upset portions Hideo Kitayama 1984-10-23