Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4682780 | Rod chucking device for a perforator for perforating a pig iron discharge opening in a blast furnace | Michiyasu Shibata | 1987-07-28 |
KK
Kenichiro Kurama
Nippon Kokan Co.: 1 patents #290 of 735Top 40%
Overall (All Time): #3,979,119 of 4,157,543Top 100%
1
Patents All Time