Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12206207 | Power transmission device and electric power device | Toshiya Seki, Junji Yasuda, Tsutomu Takahashi, Takashi Matsumoto | 2025-01-21 |
| 10325679 | Systems and methods for medical data collection and display | Hamish MacDonald | 2019-06-18 |
| 9666808 | Organic electroluminescence element | Yoshitaka Kitamura | 2017-05-30 |
| 9375903 | Laminated polyester film and hardcoat film | Tsutomu Kurihara, Motohiro Okochi | 2016-06-28 |
| 7741017 | Silver halide color photographic light-sensitive material and image formation method using the same, silver halide emulsion, reducing compound having group adsorptive to silver halide and method for producing the same | Tadashi Inaba, Shinichi Ichikawa | 2010-06-22 |
| 7531298 | Silver halide color photosensitive material | Makoto Kikuchi, Kiyoshi Morimoto, Masahiko Taniguchi, Naoyuki Hanaki | 2009-05-12 |
| 7474453 | Control apparatus for optical density changing element | Ryuji Shinohara, Hideki Kaneiwa, Yoshio Ishii | 2009-01-06 |
| 7419314 | Optical density changing element, optical element and photographing unit | Hideki Kaneiwa, Ryuji Shinohara, Yoshio Ishii | 2008-09-02 |
| 7342706 | Electrochromic element, optical density changing element, optical element and photographing unit | Ryuji Shinohara, Hideki Kaneiwa, Kiyoshi Morimoto | 2008-03-11 |
| 7213984 | Optical density-changing element, optical element and photographic unit | Hideki Kaneiwa, Ryuji Shinohara, Kiyoshi Morimoto | 2007-05-08 |
| 7181134 | Optical element changing optical density in response to electromagnetic wave | Hideki Kaneiwa, Ryuji Shinohara, Kiyoshi Morimoto | 2007-02-20 |
| 6780579 | Silver halide emulsion and image-forming method using silver halide color photographic light-sensitive material containing the same | Hirotomo Sasaki, Hiroyuki Suzuki, Tomoki Tasaka, Masafumi Mizuno, Hiroyuki Mifune | 2004-08-24 |
| 6727056 | Direct positive photographic silver halide emulsion and color photographic light-sensitive material comprising same | Munehisa Fujita | 2004-04-27 |
| 6696234 | Silver halide photosensitive material and isothiazolidine-3-one derivative | Tadashi Inaba, Masaru Takasaki, Mamoru Sakurazawa, Shinichi Ichikawa | 2004-02-24 |
| 6689555 | SILVER HALIDE COLOR PHOTOGRAPHIC LIGHT-SENSITIVE MATERIAL AND IMAGE FORMATION METHOD USING THE SAME, SILVER HALIDE EMULSION, REDUCING COMPOUND HAVING GROUP ADSORPTIVE TO SILVER HALIDE AND METHOD FOR PRODUCING THE SAME | Tadashi Inaba, Shinichi Ichikawa | 2004-02-10 |
| 6607996 | Biodegradable filament nonwoven fabric and method of producing the same | Mamiko Matsunaga, Koichi Nagaoka | 2003-08-19 |
| 6346372 | Silver halide photographic light-sensitive material | Masaru Yoshikawa, Hirotomo Sasaki | 2002-02-12 |
| 6202426 | Air conditioner | Toshihiro Hotta, Hironobu Tazawa | 2001-03-20 |
| 6194134 | Internal latent image-type direct positive silver halide photographic emulsion and color diffusion transfer light-sensitive material using the same | Takefumi Hara | 2001-02-27 |
| 5223389 | Silver halide emulsion | Takanori Hioki | 1993-06-29 |
| 4542246 | Electrical insulating oil having high oxidation stability and method for production thereof | Sampo Kusayanagi, Masamitu Takano, Yutaka Kato | 1985-09-17 |