Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5202002 | Process for pickling steel-based metallic materials at a high speed | Seizaburo Abe | 1993-04-13 |
| 5181970 | Process for production of stainless steel thin strip and sheet having superior surface gloss and high rusting resistance | Masanori Ueda, Teruo Iura, Shigeru Fujiwara | 1993-01-26 |
| 5130085 | High Al austenitic heat-resistant steel superior in hot workability | Masayuki Tendo, Mikio Yamanaka, Harumi Tsuboi | 1992-07-14 |