Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6692587 | Cr-base heat resisting alloy | Hiroshi Harada, Yutaka Koizumi, Toshiharu Kobayashi, Eisuke Bannai | 2004-02-17 |
| 6494971 | Iridium-containing nickel-base superalloy | Toshiharu Kobayashi, Yutaka Koizumi, Hideyuki Murakami, Yoko Yamabe, Shizuo Nakazawa +2 more | 2002-12-17 |
| 6071470 | Refractory superalloys | Yutaka Koizumi, Yoko Yamabe, Tomohiro Maruko, Shizuo Nakazawa, Hideyuki Murakami +1 more | 2000-06-06 |