Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6451220 | High density magnetic recording compositions and processes thereof | Ronald F. Ziolo, Elizabeth C. Kroll, Xixiang Zhang, Rachel Pieczynski | 2002-09-17 |
| 5889091 | Magnetic nanocompass compositions and processes for making and using | Ronald F. Ziolo, Xixiang Zhang | 1999-03-30 |
| 5714536 | Magnetic nanocompass compositions and processes for making and using | Ronald F. Ziolo, Xixiang Zhang | 1998-02-03 |
| 5641424 | Magnetic refrigerant compositions and processes for making and using | Ronald F. Ziolo, Elizabeth C. Kroll, Xixiang Zhang | 1997-06-24 |