Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6126713 | Additive for use in producing spheroidal graphite cast iron | Yoshio Igarashi, Hideharu Nakano, Masahiro Takahashi, Senri Okada, Masahide Kawabata +2 more | 2000-10-03 |