Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5085970 | Image forming method | Ken-ichi Kuwabara, Toshiro Takahashi, Shigenori Moriuchi, Morio Yagihara, Yoshio Inagaki +1 more | 1992-02-04 |
| 4929535 | High contrast negative image-forming process | Toshiro Takahashi, Yoshio Inagaki | 1990-05-29 |
| 4916829 | Method of and apparatus for drying photographic light-sensitive material in photographic processing machine | Tomoyuki Takiue, Takashi Naoi, Yasunobu Tanaka | 1990-04-17 |
| 4914835 | Method of and apparatus for drying photographic light-sensitive material in photographic processing machine | Junichi Kose, Yoshiyasu Matsuzaki, Motoharu Komori, Nobuyuki Seto, Miyuki ENDO +3 more | 1990-04-10 |
| 4914002 | Silver halide photographic material | Nobuaki Inoue, Hisashi Okada, Shigeo Hirano, Tetsuo Yoshida, Morio Yagihara | 1990-04-03 |
| 4908293 | Superhigh contrast negative type silver halide photographic material | Kazunobu Katoh, Yoshihiro Takagi, Junji Miyata, Toshinao Ukai | 1990-03-13 |
| 4818659 | Silver halide photographic materials for photochemical process which can be used in a bright room | Toshiro Takahashi, Ken-ichi Kuwabara, Masahiro Okada | 1989-04-04 |
| 4761362 | Processing a photographic material comprising an emulsion layer providing a contrast gradation and another layer providing a soft tone gradation | Senzo Sasaoka, Shigenori Moriuchi, Kazunobu Katoh, Yoshio Inagaki | 1988-08-02 |
| 4737452 | Silver halide photographic materials | Nobuaki Inoue, Yoshio Inagaki, Hidetoshi Kobayashi, Toshiro Takahashi | 1988-04-12 |
| 4725532 | Silver halide photographic light-sensitive material and high contrast negative image forming process using them | Junji Miyata, Masaki Okazaki, Senzo Sasaoka | 1988-02-16 |
| 4722884 | Silver halide photographic light-sensitive materials and method for formation of negative images of ultra-high contrast using said material | Nobuaki Inoue, Senzo Sasaoka, Kenichi Kuwabara | 1988-02-02 |
| 4681836 | Silver halide photographic material and method for forming high contrast negative image using the same | Nobuaki Inoue, Yoshio Inagaki | 1987-07-21 |
| 4396709 | Method of improving adhesion resistance of silver halide photographic light-sensitive medium for use in printing | Yoshimi Ishigami | 1983-08-02 |
| 4264719 | Method for preventing adhesion of silver halide photographic light-sensitive material | Ikutaro Horie, Hukuji Sakakibara, Takashi Naoi, Masamichi Shimazaki | 1981-04-28 |