Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8322592 | Austenitic welding material, and preventive maintenance method for stress corrosion cracking and preventive maintenance method for intergranular corrosion, using same | Kiyoshi Kiuchi, Ikuo Ioka, Chiaki Kato, Nobutoshi Maruyama, Makoto Tanabe +1 more | 2012-12-04 |
| 4426235 | Cold-rolled high strength steel plate with composite steel structure of high r-value and method for producing same | Masatoshi Sudo, Hiromi Hori, Zenichi Shibata | 1984-01-17 |
| 4331488 | Cold-rolled ultra low carbon steel sheet with improved press-forming properties | Masatoshi Sudo | 1982-05-25 |