Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6294306 | Method of making toners | Grazyna E. Kmiecik-Lawrynowicz, Chieh-Min Cheng, Bernard Grushkin, Karen L. Lamora | 2001-09-25 |
| 5922501 | Toner processes | Chieh-Min Cheng, Grazyna E. Kmiecik-Lawrynowicz, Karen L. Lamora | 1999-07-13 |