Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8540932 | Ferritic spheroidal graphite cast iron | Yoshikazu Genma, Go Kuramoto, Zhong-zhi Zhang, Takeyuki Sakuma | 2013-09-24 |
| 7134478 | Method of die casting spheroidal graphite cast iron | Kazumi Ohtake, Akira Manabe, Takahiro Sato, Kazufumi Niwa | 2006-11-14 |