SH

Seiji Hanagiri

NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
📍 Ooita, JP: #284 of 516 inventorsTop 60%
Overall (All Time): #3,789,899 of 4,157,543Top 95%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5283215 Refractories for casting process Kiyoshiro Hosokawa, Hitoshi Nishiwaki, Kouichi Nishi, Shiro Sukenari, Takenori Nakamichi +3 more 1994-02-01