Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7059946 | Compacted polishing pads for improved chemical mechanical polishing longevity | Yaw S. Obeng, Patrick J. Kelly | 2006-06-13 |
| 6706383 | Polishing pad support that improves polishing performance and longevity | Yaw S. Obeng | 2004-03-16 |
| 4970026 | Corrosion inhibitor | Michael A. Mullins, Robert W. Mueller | 1990-11-13 |
| 4806310 | Corrosion inhibitor | Michael A. Mullins | 1989-02-21 |
| 4670236 | Control of scale in flue gas scrubbers | Doug B. Dewitt-Dick | 1987-06-02 |
| 4664884 | Corrosion inhibitor | Michael A. Mullins | 1987-05-12 |
| 4647314 | Rinse water additive | Michael A. Mullins | 1987-03-03 |