Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879258 | Integrated circuit planarization by mechanical polishing | — | 1989-11-07 |
| 4857132 | Processing apparatus for wafers | — | 1989-08-15 |
| 4832779 | Processing apparatus | Tommy J. Bennett, Cecil J. Davis, Robert T. Matthews | 1989-05-23 |
| 4830700 | Processing apparatus and method | Cecil J. Davis, Robert T. Matthews | 1989-05-16 |