Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793746 | Stainless steel parts with suppressed release of sulfide gas and method of producing | Tetsuya Shimizu | 2004-09-21 |
| 6685881 | Stainless cast steel having good heat resistance and good machinability | Shuji Hamano | 2004-02-03 |