Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7733317 | Image display apparatus and alternative current drive method | Kazuhiro Fujita, Kenji Kameyama, Toshiaki Tokita, Yasuyuki Takiguchi | 2010-06-08 |
| 7564508 | Light path shift device and image display device | Hiroyuki Sugimoto, Toshiaki Tokita, Kazuhiro Fujita, Yasuyuki Takiguchi, Atsushi Takaura +2 more | 2009-07-21 |
| 7551805 | Converting the resolution of an image using interpolation and displaying the converted image | Kenji Namie, Kenji Kameyama | 2009-06-23 |
| 7495831 | Optical device, display device, and three-dimension image display device for changing a polarization state of a light beam in time | Toshiaki Tokita, Kazuhiro Fujita, Atsushi Takaura, Kazuya Miyagaki, Takanobu Osaka +4 more | 2009-02-24 |
| 6310965 | Manuscript document detecting system and method | — | 2001-10-30 |
| 5929436 | Optical sensor including a first and second converging optical system for edge detection | Nobuyuki Baba, Sumiaki Aoki, Koichi Kudo | 1999-07-27 |
| 5905933 | Document detecting apparatus | — | 1999-05-18 |
| 5818062 | Original edge detecting system and optical sensor using distance detecting light-receiving means | Nobuyuki Baba, Sumiaki Aoki, Koichi Kudo | 1998-10-06 |
| 5729024 | Original edge detecting system and optical sensor | Nobuyuki Baba, Sumiaki Aoki, Koichi Kudo | 1998-03-17 |
| 5267238 | Network interface units and communication system using network interface unit | Takashi Yano, Atsushi Shibata, Osamu Adachi, Kazunori Hoshi | 1993-11-30 |
| 5175730 | Communication control unit | — | 1992-12-29 |
| 4903016 | Communication control unit | Akio Matsubara | 1990-02-20 |
| 4642653 | Multi-tone recording method for ink jet printer | Tadashi Ito, Koichiro Jinnai, Takahisa Koike, Takao Fukazawa, Kazumi Ishima | 1987-02-10 |
| 4626874 | Liquid level detector for ink jet printer | Koichiro Jinnai, Minoru Ameyama, Michio Umezawa | 1986-12-02 |
| 4604631 | Control system and method for charge control ink jet printer | Koichiro Jinnai, Takao Fukazawa, Tadashi Ito, Takahisa Koike, Kazumi Ishima | 1986-08-05 |
| 4598299 | Deflection control ink jet printing apparatus | Takahisa Koike, Takao Fukazawa, Kazumi Ishima, Tadashi Itoh, Toshifumi Kato +1 more | 1986-07-01 |
| 4595948 | Multicolor ink jet recording apparatus having means for preventing blurring of ink | Tadashi Itoh, Koichiro Jinnai, Kazumi Ishima, Takahisa Koike, Toshifumi Kato +1 more | 1986-06-17 |