Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6475691 | Toner processes | Chieh-Min Cheng | 2002-11-05 |
| 6458501 | Forming a toner using surfactant-free emulsion polymerization | Chieh-Min Cheng, Allan K. Chen | 2002-10-01 |
| 6428941 | Toner compositions containing a styrene acrylate copolymer | Chieh-Min Cheng, Karen L. Lamora | 2002-08-06 |