Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10559763 | Photoelectric conversion element, imaging device, optical sensor, and method of using photoelectric conversion element | Tomoaki Yoshioka, Takahiko ICHIKI, Daigo SAWAKI | 2020-02-11 |
| 10177320 | Photoelectric conversion element, imaging device, optical sensor, and method of using photoelectric conversion element | Tomoaki Yoshioka, Takahiko ICHIKI, Daigo SAWAKI | 2019-01-08 |
| 9997721 | Photoelectric conversion material, photoelectric conversion element, optical sensor, and imaging element | Yosuke Yamamoto, Tomoaki Yoshioka, Naoyuki Hanaki, Takahiko ICHIKI, Daigo SAWAKI | 2018-06-12 |
| 9798044 | Nonlinear optical materials and nonlinear optical device using the same | Akihiro Kaneko, Masataka Satou | 2017-10-24 |
| 9481658 | Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound | Ryo Hamasaki, Hideyuki Nishikawa, Makoto Takahashi, Takashi Miyahara, Masuji Motoki | 2016-11-01 |
| 8981108 | Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound | Ryo Hamasaki, Hideyuki Nishikawa, Makoto Takahashi, Takashi Miyahara, Masuji Motoki | 2015-03-17 |
| 8524334 | Optical film, retardation plate, elliptica polarizing plate, liquid crystal display device and compound | Ryo Hamasaki, Hideyuki Nishikawa, Makoto Takahashi, Takashi Miyahara, Masuji Motoki | 2013-09-03 |
| 7896931 | Hair dye composition | Masakazu Yamaguchi, Osamu Takiguchi, Yasuhiro Ishiwata | 2011-03-01 |
| 7824449 | Hair dye composition | Miyuki Hayama, Osamu Takiguchi, Yoshimasa Tate | 2010-11-02 |
| 6770431 | Silver halide color photosensitive material | Yuki Mizukawa, Toshio Kawagishi, Hiroshi Fukuzawa | 2004-08-03 |
| 6645711 | Silver halide photographic light-sensitive material | Osamu Uchida, Toshio Kawagishi, Kazuhiko Matsumoto | 2003-11-11 |
| 5665529 | Color diffusion transfer photographic material | Atsuhiro Ohkawa, Hisashi Mikoshiba, Yasuhiro Ishiwata, Hideaki Naruse | 1997-09-09 |
| 5496680 | Color diffusion transfer element with benzenesulfonamide | Atsuhiro Ohkawa, Hiroshi Iwanaga, Hideaki Naruse | 1996-03-05 |
| 5418111 | Color diffusion transfer photographic material with sulfamoyl phenyl | Hideaki Naruse | 1995-05-23 |
| 5223387 | Color photographic light-sensitive material containing a naphthyl azo dicyano halo phenyl compound | Kozo Sato, Hiroyuki Hirai | 1993-06-29 |
| 5100759 | Color light-sensitive material with infrared dye releaser | Kozo Sato, Hiroshi Hara, Koki Nakamura, Katsuyuki Watanabe | 1992-03-31 |
| 5066577 | Silver halide color photographic material | Koki Nakamura, Takayuki Ito, Toshiki Taguchi | 1991-11-19 |
| 4956456 | Betaine-type cyan monoazo dyes for dying and printing fibrous materials | Kozo Sato | 1990-09-11 |
| 4845018 | Image-forming process involving heating step | Kozo Sato, Hiroshi Kitaguchi, Masashi Takeuchi, Masatoshi Kato | 1989-07-04 |
| 4824759 | Method for forming an image | Kozo Sato, Hiroshi Kitaguchi, Masashi Takeuchi, Masatoshi Kato | 1989-04-25 |
| 4741997 | Color light-sensitive materials with azo dyes | Kozo Sato, Takeshi Shibata | 1988-05-03 |
| 4696887 | Method for formation of an image comprising a heating step | Kozo Sato, Hiroshi Kitaguchi, Masashi Takeuchi, Masatoshi Kato | 1987-09-29 |
| 4695525 | Image forming process | Kozo Sato, Hiroshi Kitaguchi, Masashi Takeuchi, Masatoshi Kato | 1987-09-22 |
| 4678735 | Heat developable light-sensitive material with development inhibitor releaser | Hiroshi Kitaguchi, Masatoshi Kato, Kozo Sato, Masasi Takeuchi | 1987-07-07 |
| 4678739 | Image forming method including heating step | Hiroshi Kitaguchi, Masashi Takeuchi, Kozo Sato, Masatoshi Kato | 1987-07-07 |