Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9758409 | Biological purifier for untreated waste water and method of producing the same, biological purification method for untreated waste water, and biological purification system for untreated waste water | Takaya Hamai, Takuya Kodera | 2017-09-12 |