Issued Patents 1989
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4879204 | Silver halide photographic element containing anhydazine compound and specific dyes | Toshiro Takahashi, Yuji Mihara, Keiichi Adachi, Shigeru Ohno, Masahiro Okada +1 more | 1989-11-07 |
| 4822727 | Silver halide photographic light-sensitive material | Yuji Yoshimura, Satoshi Kanetake, Masaaki Torigoe | 1989-04-18 |
| 4801525 | Infrared sensitized silver halide light-sensitive element with mordant dye over layer | Yuji Mihara | 1989-01-31 |