Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766307 | Method of treating zinc-containing substance | Hiroshi Itaya, Tetsuya Fujii, Yoshiaki Hara | 1998-06-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5766307 | Method of treating zinc-containing substance | Hiroshi Itaya, Tetsuya Fujii, Yoshiaki Hara | 1998-06-16 |