Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4866014 | Method of making a stress resistant, partially stabilized zirconia ceramic | Roy L. Van Alsten, Morton E. Milberg | 1989-09-12 |
DC
Donald J. Cassidy
Overall (1989): #119,882 of 140,708Top 90%
1
Patents 1989