Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6319868 | Zirconia particles | Hans-Jurgen Wirth, Marie-Isabel Aguilar, Milton Thomas William Hearn, Donald George Vanselow, Philip Hong Ning Cheang +1 more | 2001-11-20 |
| 5910462 | Zirconia particles | Hans-Jurgen Wirth, Marie-Isabel Aguilar, Milton Thomas William Hearn, Donald George Vanselow, Philip Hong Ning Cheang +1 more | 1999-06-08 |