Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4931108 | Method of heat treatment of rolled steel material using foams impregnated with water soluble polymers | Norio Anzawa, Hisashi Yazaki, Naoki Watanabe, Shuichi Miyabe, Kozo Kitazawa | 1990-06-05 |