Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5049453 | Galvannealed steel sheet with distinguished anti-powdering and anti-flaking properties and process for producing the same | Yukimasa Suemitsu, Motohiro Nakayama, Yukio Numakura, Tatsuya Kanamaru, Hisao Hayashi | 1991-09-17 |