Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5130085 | High Al austenitic heat-resistant steel superior in hot workability | Masayuki Tendo, Mikio Yamanaka, Masamitsu Tsuchinaga | 1992-07-14 |
| 4830090 | Method of continuously casting lead-bearing steel | Hidemaro Takeuchi, Shogo Matsumura, Masao Yamamiya | 1989-05-16 |