Issued Patents 1997
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605787 | 3-anilino pyrazolone magenta couplers and process | John L. Pawlak, William R. Schleigh, Charles E. Romano, Jr., Paul B. Merkel, Sundaram Krishnamurthy | 1997-02-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5605787 | 3-anilino pyrazolone magenta couplers and process | John L. Pawlak, William R. Schleigh, Charles E. Romano, Jr., Paul B. Merkel, Sundaram Krishnamurthy | 1997-02-25 |