Issued Patents 2022
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11254993 | Method for producing die-cast product of spheroidal graphite cast iron having ultrafine spheroidal graphite, and die-cast product of spheroidal graphite cast iron | Haruki ITOFUJI, Masayuki Itamura, Koichi Anzai | 2022-02-22 |