Issued Patents 2002
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6447981 | Metallized azo thioether dyes | Csaba A. Kovacs | 2002-09-10 |
| 6361922 | Thicker optical recording layers comprising a tetra dye having a metallized azo dianionic dye with cationic dye counterions | James C. Fleming, Ramanuj Goswami, Csaba A. Kovacs | 2002-03-26 |