Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6707999 | Electronic image transmission service system | Masaru Iwagaki | 2004-03-16 |
| 5650266 | Silver halide photographic emulsion and silver halide photographic light sensitive material | Kumiko Taguchi, Tomoyuki Nakayama, Fumie Fukazawa | 1997-07-22 |
| 5541052 | Silver halide photographic material having improved keeping quality | Hiroshi Okusa, Hirofumi Ohtani | 1996-07-30 |
| 5518874 | Method of manufacturing a silver halide emulsion | Yoshiro Ito, Hirofumi Ohtani | 1996-05-21 |
| 5478716 | Silver halide photographic emulsion containing silver iodobromide grains having two or more twin planes and light-sensitive silver halide color photographic material | Tadanobu Sekiya, Yasuo Honta | 1995-12-26 |
| 5437966 | Silver halide color negative photographic light sensitive material | Hideaki Haraga, Toshihiko Yagi, Miki Kon, Hiroshi Shimazaki, Yoshihide Urakawa +2 more | 1995-08-01 |
| 5378597 | Silver halide photographic emulsion containing a specific dye-grain combination | Satomi Kawabe, Hiroyuki Hoshino | 1995-01-03 |
| 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 |
| 5262294 | Silver halide photographic light sensitive material | Toshihiko Yagi | 1993-11-16 |
| 5240824 | Silver halide photographic light-sensitive material having a high sensitivity and improved preservability and a process for producing the same | Hiroshi Takada, Hideaki Haraga, Atsuo Ezaki, Koji Tashiro | 1993-08-31 |
| 5212054 | Silver halide color photographic light-sensitive material | Koji Tashiro, Hideaki Haraga, Atsuo Ezaki, Hiroshi Ideda, Katsutoyo Suzuki +6 more | 1993-05-18 |
| 5106725 | Silver halide grains and photosensitive silver halide photographic materials | Yukio Ohya | 1992-04-21 |
| 5041366 | Silver halide photographic material | Satomi Asano, Hiroshi Okusa, Nobuaki Kagawa, Hirofumi Ohtani | 1991-08-20 |
| 5039601 | Silver halide emulsions with silver halide grain groups of different desensitizing agent content | Yukio Ohya, Hirofumi Ohtani, Yoshiro Ito, Mineko Ito | 1991-08-13 |
| 5012259 | Color recorder with gas laser beam scanning | Tsuyoshi Hattori, Masanao Tanaka | 1991-04-30 |
| 5002865 | Silver halide photographic material | Kenji Kumashiro, Hiroshi Kashiwagi, Toshifumi Iijima | 1991-03-26 |
| 4996140 | Silver halide photographic material | Tomoyuki Nakayama, Hiroyuki Hoshino, Hirofumi Ohtani | 1991-02-26 |
| 4990437 | Silver halide photographic light-sensitive material | Toshifumi Iijima, Kenji Kumashiro, Hiroshi Kashiwagi | 1991-02-05 |
| 4917996 | Silver halide grains, preparation thereof and light-sensitive photographic material containing said grains | Hideo Akamatsu, Shu Nishiwaki, Yoshihiko Suda | 1990-04-17 |
| 4894322 | Light-sensitive silver halide color photographic material | Shigeto Hirabayashi, Yukio Ohya, Yoshiyuki Nonaka | 1990-01-16 |
| 4873576 | Camera equipped with a television set | Tsuyoshi Hattori, Masanao Tanaka | 1989-10-10 |
| 4775615 | Silver halide grains for light-sensitive photographic material having (110) crystal faces with semi-faces having ridge lines | Hideo Akamatsu, Shu Nishiwaki, Yoshihiko Suda | 1988-10-04 |
| 4770978 | Method for the formation of image and apparatus therefor | Shin-ichi Daiba, Tsuyoshi Hattori | 1988-09-13 |