Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5667716 | High magnetization aqueous ferrofluids and processes for preparation and use thereof | Ronald F. Ziolo, Rachel Pieczynski | 1997-09-16 |
| 5641424 | Magnetic refrigerant compositions and processes for making and using | Ronald F. Ziolo, Javier Tejada Palacios, Xixiang Zhang | 1997-06-24 |