Issued Patents 2005
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6939415 | Austenitic stainless steel and manufacturing method thereof | Hiroyuki Semba | 2005-09-06 |
| 6926778 | Austenitic stainless steel excellent in high temperature strength and corrosion resistance, heat resistant pressurized parts, and the manufacturing method thereof | Hiroyuki Semba | 2005-08-09 |