Issued Patents 2004
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6756191 | Silver halide photographic light-sensitive emulsion and silver halide photographic light-sensitive material using thereof | Tatsuo Tanaka, Yoshiko Iwai, Tomohiro Oshiyama | 2004-06-29 |
| 6677113 | Sensitizing dye and silver halide photographic material | Noriyasu Kita, Tatsuo Tanaka, Hiroshi Kashiwagi | 2004-01-13 |