NO

Naoki Otsuki

NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
IJ Ishikawajima-Harima Jukogyo: 1 patents #170 of 494Top 35%
📍 Himeji, JP: #724 of 1,500 inventorsTop 50%
Overall (All Time): #2,362,614 of 4,157,543Top 60%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
4388068 Metal heating furnace Osamu Takeuchi, Hiroshi Hasegawa, Susumu Izumi 1983-06-14
4196893 Shaft furnace Katsuyoshi Kobayashi 1980-04-08