Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6506245 | Ink jet inks, inks, and other compositions containing colored pigments | Thomas A. Kinney, Yuan Yu, John F. Welch | 2003-01-14 |
| 6494943 | Ink jet inks, inks, and other compositions containing colored pigments | Yuan Yu, Robert M. Amici, Paul S. Palumbo | 2002-12-17 |
| 6328894 | Processes of purifying a dispersion and making inkjet inks | Michael K. Chan, Joseph E. Johnson, John Mathew | 2001-12-11 |