Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D386243 | Diffuser for water aeration | Magnus Hasto, Hannu Kahonen | 1997-11-11 |
| D371187 | Disc diffuser | — | 1996-06-25 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D386243 | Diffuser for water aeration | Magnus Hasto, Hannu Kahonen | 1997-11-11 |
| D371187 | Disc diffuser | — | 1996-06-25 |