Issued Patents 1989
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828965 | Aqueous developing solution and its use in developing positive-working photoresist composition | Richard James West, Stephen F. Marcotte, Jr. | 1989-05-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4828965 | Aqueous developing solution and its use in developing positive-working photoresist composition | Richard James West, Stephen F. Marcotte, Jr. | 1989-05-09 |