Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691126 | Class of yellow dyes for use in photographic materials | Eric Kiekens, Roland Claes | 1997-11-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5691126 | Class of yellow dyes for use in photographic materials | Eric Kiekens, Roland Claes | 1997-11-25 |