Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888820 | Stacked insulating film including yttrium oxide | Ih-Chin Chen, Bing W. Shen, Hun-Lian Tsai | 1989-12-19 |
| 4872938 | Processing apparatus | Cecil J. Davis, Joseph V. Abernathy, Robert T. Matthews, Randall C. Hildenbrand, Bruce Simpson +2 more | 1989-10-10 |
| 4836905 | Processing apparatus | Cecil J. Davis, Joseph V. Abernathy, Robert T. Matthews, Randall C. Hildenbrand, Bruce Simpson +2 more | 1989-06-06 |