Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4333512 | Method of quickly predicting the degree of nodularity of spheroidal graphite cast iron from a molten iron sample | Taku Sugiura, Katsuya Fukuoka, Tomihiko Inoue, Toshio Iwama | 1982-06-08 |