Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6726781 | High temperature permanent magnets | Christina H. Chen, Shiqiang Liu, Michael H. Walmer, G. Edward Kuhl | 2004-04-27 |
| 6451132 | High temperature permanent magnets | Christina H. Chen, Shiqiang Liu, Michael H. Walmer, G. Edward Kuhl | 2002-09-17 |
| 5094009 | Gauge for measuring the thickness of a coating on a substrate | Frank Koch | 1992-03-10 |