Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888248 | Colloidal metal dispersion, and a colloidal metal complex | Hidefumi Hirai, Makoto Komiyama | 1989-12-19 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888248 | Colloidal metal dispersion, and a colloidal metal complex | Hidefumi Hirai, Makoto Komiyama | 1989-12-19 |