Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5340710 | Photosensitive silver halide photographic material | Yukio Ohya, Yasushi Irie, Shuji Murakami, Satomi Asano, Hiroshi Okusa +1 more | 1994-08-23 |
| 5318887 | Method for production of silver halide emulsion, and silver halide photographic light-sensitive material | Hiroshi Takada, Tadanobu Sekiya | 1994-06-07 |
| 5310641 | Negative type silver halide photographic material comprising silver halide grains of core-shell structure | Shu Nishiwaki, Yoshihiko Suda, Takashi Kamio, Toshimi Terai, Toshimi Iijima | 1994-05-10 |