Issued Patents All Time
Showing 151–175 of 178 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5100765 | Method for processing a silver halide color photographic material | — | 1992-03-31 |
| 5091292 | Method for processing silver halide color photographic material | Kiyoshi Morimoto, Takatoshi Ishikawa | 1992-02-25 |
| 5071734 | Method for processing silver halide color photographic materials | Shinji Ueda, Takatoshi Ishikawa, Kaoru Uchiyama, Tetuya Ishizuka | 1991-12-10 |
| 5064751 | Method of processing a silver halide color photographic material and a color developer where the developer contains a hydrazine compound | Nobutaka Ohki, Kazuto Andoh, Hideaki Naruse, Jiro Tsukahara, Morio Yagihara +1 more | 1991-11-12 |
| 5002862 | Method for processing a silver halide color photographic material with a color developer comprising an aromatic primary amine precursor | Morio Yagihara, Takatoshi Ishikawa | 1991-03-26 |
| 4985347 | Method for processing silver halide color photographic materials comprising the use of specific bleaching agents and hydroxylamines | Morio Yagihara, Takatoshi Ishikawa | 1991-01-15 |
| 4965175 | Method for processing a silver halide photosensitive material for color photography | Kazuaki Yoshida | 1990-10-23 |
| 4960684 | Method for processing silver halide color photographic materials | Takatoshi Ishikawa, Morio Yagihara, Kazuto Andoh | 1990-10-02 |
| 4956267 | Method for forming a direct positive color image | Shinji Ueda, Tatsuo Heki, Noriyuki Inoue, Takatoshi Ishikawa, Nobutaka Ohki +3 more | 1990-09-11 |
| 4952488 | Silver halide color photographic material and processing process therefor | Keiji Mihayashi, Akira Abe, Yoshihiko Shibara, Shinji Ueda, Shunishi Aida | 1990-08-28 |
| H809 | Method for processing silver halide color photographic material | Kazuto Andoh, Takatoshi Ishikawa, Morio Yagihara | 1990-08-07 |
| 4900651 | Method for processing silver halide color photographic materials using a developer comprising chelatin agents, brightening agents and no benzyl alcohol | Takatoshi Ishikawa | 1990-02-13 |
| 4853318 | Process for processing silver halide color photographic material using a developer comprising substantially no benzyl alcohol | Yoshihiro Fujita, Takatoshi Ishikawa, Shinzo Kishimoto | 1989-08-01 |
| 4849324 | Method of processing silver halide color photographic material using a reduced amount of replenisher | Shunichi Aida, Morio Yagihara, Shinzo Kishimoto | 1989-07-18 |
| 4842993 | Method for processing silver halide color photographic material | Morio Yagihara, Takatoshi Ishikawa, Kazuto Andoh | 1989-06-27 |
| 4837132 | Method for processing silver halide color photographic material using a chelating agent and developer with substantially no benzyl alcohol | Takatoshi Ishikawa | 1989-06-06 |
| 4835092 | Method for processing a silver halide color photographic material using a color developer containing a chelating agent in the absence of benzyl alcohol | Takatoshi Ishikawa, Toshio Koshimizu, Yoshihiro Fujita | 1989-05-30 |
| 4833068 | Color photographic developing solution composition and method for processing a silver halide color photographic material | Nobutaka Ohki, Kazuto Andoh | 1989-05-23 |
| 4824491 | Process for the production of a strip of a chromium stainless steel of a duplex structure having high strength and elongation as well as reduced plane anisotropy | Teruo Tanaka, Katsuhisa Miyakusu | 1989-04-25 |
| 4812176 | Process for the production of a strip of a chromium stainless steel of a duplex structure having high strength and elongation as well as reduced plane antisotropy | Teruo Tanaka, Katsuhisa Miyakusu | 1989-03-14 |
| 4801521 | Method for processing silver halide color photographic material with a color developer comprising a hydrazine derivative | Nobutaka Ohki, Nobuo Seto, Hideaki Naruse, Morio Yagihara, Kazuto Andoh +1 more | 1989-01-31 |
| 4798783 | Method of processing silver halide color photographic material and photographic color developing composition | Takatoshi Ishikawa, Nobutaka Ohki, Morio Yagihara | 1989-01-17 |
| 4791444 | Waste solution treating apparatus | Kiichiro Sakamoto | 1988-12-13 |
| 4769313 | Image forming method utilizing accelerated desilverization of color photographic material containing magneta coupler | Shinzo Kishimoto, Akira Abe, Junya Nakajima | 1988-09-06 |
| 4762575 | Process for producing electrical steel sheet | Akira Sakakura, Kazuo Hoshino, Yoshihiro Uematsu, Takashi Igawa | 1988-08-09 |