Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4203835 | Waste water treatment method using activated carbon | Hitoshi Takagi, Katsumi Inagaki | 1980-05-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4203835 | Waste water treatment method using activated carbon | Hitoshi Takagi, Katsumi Inagaki | 1980-05-20 |