Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186467 | Black zinc-plated steel sheet | Hiroki Nakamaru, Takeshi Sakuma, Hiroyuki Ogata, Shigeru Umino, Chiyoko Tada | 2007-03-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7186467 | Black zinc-plated steel sheet | Hiroki Nakamaru, Takeshi Sakuma, Hiroyuki Ogata, Shigeru Umino, Chiyoko Tada | 2007-03-06 |