Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5811289 | Process and apparatus for effecting a biological aerobic pretreatment of dairy industry effluent | Raymond Lewandowski | 1998-09-22 |
| 4865975 | Process for recuperation of the proteins lost by the dairy industry | Raymond Lewandowski | 1989-09-12 |