Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5199652 | Method for separating a mixture of two plastics with similar specific gravities | Bela K. Mikofalvy | 1993-04-06 |
| 5183212 | Method for separating multilayer plastics into its components | Donald H. Mittendorf, Walter A. Sell | 1993-02-02 |