Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7922897 | Fluidized bed wastewater treatment apparatus | Donald S. Mavinic, Noboru Yonemitsu, Ahren Britton | 2011-04-12 |
| 7622047 | Fluidized bed wastewater treatment | Donald S. Mavinic, Noboru Yonemitsu, Ahren Britton | 2009-11-24 |
| 4924354 | Guide rail comprising attachment means for a plug board | Helmut Hermanutz, Hans-Martin Schwenk | 1990-05-08 |