Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126230 | High contrast, positive photoresist developer containing alkanolamine | Richard M. Lazarus, Kenneth L. Bell | 1992-06-30 |
| 5094934 | Method of developing a high contrast, positive photoresist using a developer containing alkanolamine | Richard M. Lazarus, Kenneth L. Bell | 1992-03-10 |
| 4808513 | Method of developing a high contrast, positive photoresist using a developer containing alkanolamine | Richard M. Lazarus, Kenneth L. Bell | 1989-02-28 |