Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6372416 | Dye-forming method, color developing compositions, photosensitive materials and color developing agent precursors | Kensuke Morita, Shun-ichi Ishikawa, Hideaki Naruse, Koki Nakamura, Toshio Kawagishi +1 more | 2002-04-16 |