Issued Patents All Time
Showing 51–73 of 73 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5272552 | Optical modulation device and method using modulation layer of helical polymer liquid crystal having a helical chiral smectic C phase | Kazuo Yoshinaga, Yutaka Kurabayashi, Kazuo Isaka, Shuzo Kaneko, Akihiro Mouri +2 more | 1993-12-21 |
| 5268783 | Liquid crystal device including a polymer having a surface energy of at most 25 dyn/cm, display apparatus using same and display method using same | Kazuo Yoshinaga, Yomishi Toshida, Koichi Sato, Takeo Eguchi, Tsuyoshi Shibata | 1993-12-07 |
| 5164741 | Apparatus and method for forming color image | Shuzo Kaneko, Takashi Kai, Kazuo Yoshinaga | 1992-11-17 |
| 5144464 | Polymer liquid crystal device | Shuzo Kaneko, Takashi Kai | 1992-09-01 |
| 5141785 | Recording medium | Kazuo Yoshinada, Yutaka Kurabayashi, Tsuyoshi Santoh | 1992-08-25 |
| 5140447 | Display medium having a colored polymer liquid crystal layer | Shuzo Kaneko, Kazuo Isaka, Akihiro Mouri, Kazuo Yoshinaga, Yutaka Kurabayashi +2 more | 1992-08-18 |
| 5138485 | Optical filter for measurement of combustion gases and method of manufacturing | Masahiko Ishida, Syuji Takada | 1992-08-11 |
| 5103332 | Color image forming method providing balanced color tone | Shuzo Kaneko, Takashi Kai | 1992-04-07 |
| 5100468 | Image recording ink | Toshiya Yuasa, Hiroshi Fukumoto, Kohzoh Arahara, Fumitaka Kan | 1992-03-31 |
| 5066107 | Liquid crystal display medium, liquid crystal display method and liquid crystal display apparatus for outputting color images | Kazuo Yoshinaga, Shuzo Keneko, Takashi Kai, Kazuo Isaka | 1991-11-19 |
| 5059000 | Image forming medium and image forming apparatus using same | Shuzo Kaneko, Akihiro Mouri, Kazuo Isaka, Kazuo Yoshinaga, Yomishi Toshida +2 more | 1991-10-22 |
| 5041723 | Infrared ray detector with multiple optical filters | Masahiko Ishida, Syuji Takada, Kimio Miyatake | 1991-08-20 |
| 5039208 | Polymer liquid crystal device | Kazuo Yoshinaga, Takeshi Miyazaki, Yutaka Kurabayashi | 1991-08-13 |
| 5038166 | Optical image recording apparatus | Kazuo Isaka, Shuzo Kaneko, Akihiro Mouri, Kazuo Yoshinaga, Yutaka Kurabayashi +2 more | 1991-08-06 |
| 4995705 | Device, method and apparatus for optical modulation using ferroelectric polymer liquid crystals | Kazuo Yoshinaga, Takeshi Miyazaki, Yutaka Kurabayashi, Yoshio Takasu, Tadashi Kobayashi | 1991-02-26 |
| 4965591 | Recording with polymer liquid crystal recording medium | Yutaka Kurabayashi, Kazuo Yoshinaga, Akihiro Mouri, Kazuo Isaka, Shuzo Kaneko +2 more | 1990-10-23 |
| 4920361 | Image recording method and apparatus therefor | Kohzoh Arahara, Hiroshi Fukumoto, Toshiya Yuasa, Fumitaka Kan, Hiroshi Tanioka +2 more | 1990-04-24 |
| 4789617 | Production of toner through polymerization | Kozo Arahara, Hiroshi Fukumoto | 1988-12-06 |
| 4777492 | Thermal recording method | Tsutomu Toyono, Katsumi Kurematsu, Shuzo Kaneko | 1988-10-11 |
| 4755357 | Sampling device for a gas analyzer | Naoki Noguchi | 1988-07-05 |
| 4734359 | Thermal recording material for display and image display device utilizing the same | Yoshihiro Oguchi, Yoshio Takasu, Kozo Arahara, Akihiro Mouri, Katsumi Kurematsu +2 more | 1988-03-29 |
| 4702988 | Process for producing toner for developing electrostatic images | Hiroshi Fukumoto, Kohzoh Arahara | 1987-10-27 |
| 4232223 | Gas analyzer | Kozo Ishida, Osamu Saitoh | 1980-11-04 |