Issued Patents 1994
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5332544 | High-aluminum-containing ferritic stainless steel having improved high-temperature oxidation resistance | Katsuhisa Miyakusu, Naoto Hiramatsu | 1994-07-26 |
| 5304259 | Chromium containing high strength steel sheet excellent in corrosion resistance and workability | Katsuhisa Miyakusu, Masayuki Kinugasa, Takashi Igawa, Hiroshi Fujimoto | 1994-04-19 |
| 5302214 | Heat resisting ferritic stainless steel excellent in low temperature toughness, weldability and heat resistance | Naoto Hiramatsu, Sadayuki Nakamura | 1994-04-12 |
| 5286442 | High-aluminum-containing ferritic stainless steel having improved high-temperature oxidation resistance | Katsuhisa Miyakusu, Naoto Hiramatsu | 1994-02-15 |