Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6632594 | Photographic processing composition containing a diaminostilbene derivative and image forming method using the same | Keizo Kimura, Shigeaki Tanaka, Yoshiharu Yabuki | 2003-10-14 |
| 6620579 | Photographic processing composition containing bis-triazinylarylenediamine derivative and diaminostilbene derivative, and image-formation process using the same | Makoto Suzuki | 2003-09-16 |
| 6605420 | Photographic processing composition containing bistriazinyl arylenediamine derivative | Keizo Kimura, Masashi Ogiyama | 2003-08-12 |