Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650238 | Zinc-electroplated steel sheet | Takayuki Urakawa, Hideharu Koga, Toyofumi Watanabe | 1997-07-22 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650238 | Zinc-electroplated steel sheet | Takayuki Urakawa, Hideharu Koga, Toyofumi Watanabe | 1997-07-22 |