Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6494946 | Reaction of carbon black with diazonium salts, resultant carbon black products and their uses | James A. Belmont, Robert M. Amici | 2002-12-17 |
| 6478863 | Modified pigments having improved dispersing properties | Joseph E. Johnson, Nanying Bian | 2002-11-12 |
| 6472471 | Polymeric products containing modified carbon products and methods of making and using the same | Joel M. Cooke, Mark A. Bissell, Curtis E. Adams, Michael C. Yu, James A. Belmont +1 more | 2002-10-29 |
| 6432194 | Method of attaching a group to a pigment | Joseph E. Johnson, Nanying Bian | 2002-08-13 |
| 6336965 | Modified pigments having improved dispersing properties | Joseph E. Johnson, Nanying Bian | 2002-01-08 |