Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6421451 | Step difference detection apparatus and processing apparatus using the same | Masataka Shiratsuchi, Kei Shimura, Yoshinori Honguh | 2002-07-16 |
| 6299972 | Microcapsule magnetic display sheet and a method thereof | Takashi Iwasaki, Sadatoshi Igaue | 2001-10-09 |
| 6045208 | Ink-jet recording device having an ultrasonic generating element array | Shuzo Hirahara, Hitoshi Nagato, Tetsuro Itakura, Satoshi Takayama, Hideki Nukada +13 more | 2000-04-04 |
| 5963498 | Method for controlling memory address of digital signal processor | Masayuki Suda | 1999-10-05 |
| 5668648 | Computer-assisted holographic display apparatus | Toshikazu Matsui | 1997-09-16 |
| 5539440 | Image forming apparatus having colorant holding regions and a colorant repelling region | Kazuhiko Higuchi, Yuzo Koike, Hideyuki Nakao, Shuzo Hirahara, Koichi Ishii | 1996-07-23 |
| 5359434 | Scanning optical apparatus | Hideyuki Nakao, Yuzo Koike, Shuzo Hirahara, Masafumi Mori | 1994-10-25 |
| 5347375 | Computer-assisted holographic image formation technique which determines interference pattern data used to form the holographic | Toshikazu Matsui | 1994-09-13 |
| 5278641 | Brightness referenced color image correcting apparatus | Hidekazu Sekizawa, Naofumi Yamamoto, Haruko Kawakami | 1994-01-11 |
| 5199081 | System for recording an image having a facial image and ID information | Akito Iwamoto | 1993-03-30 |
| 5183347 | Apparatus for printing images on booklets | Kazuhiko Higuchi, Shuzo Hirahara, Hitoshi Nagato, Akito Iwamoto | 1993-02-02 |
| 5028991 | Image signal processing apparatus for use in color image reproduction | Hidekazu Sekizawa, Akito Iwamoto, Shuzo Hirahara, Naofumi Yamamoto, Kazuhiko Higuchi +1 more | 1991-07-02 |
| 5022184 | Manual window regulator | Kengo Yamamura, Youji Higuchi | 1991-06-11 |
| 4926251 | Color image processing apparatus with image corrector | Hidekazu Sekizawa, Naofumi Yamamoto, Kazuhiko Higuchi, Haruko Kawakami | 1990-05-15 |
| 4908988 | Self-driving closure device | Kengo Yamamura, Youji Higuchi, Yasuhiro Fukatsu, Takahiro Yamada, Katsuhiko Torii | 1990-03-20 |
| 4827335 | Color image reading apparatus with two color separation filters each having two filter elements | Akito Iwamoto | 1989-05-02 |
| 4806780 | Image correction method and apparatus with partial detector array sampling | Naofumi Yamamoto, Hidekazu Sekizawa | 1989-02-21 |
| 4745467 | Color image-processing apparatus | Hidekazu Sekizawa, Naofumi Yamamoto, Haruko Kawakami | 1988-05-17 |
| 4694310 | Method and apparatus of electrophotography | Hitoshi Yoneda | 1987-09-15 |
| 4692812 | Picture image reader | Shuzo Hirahara, Kiyoshi Yamada, Kazuhiko Higuchi | 1987-09-08 |
| 4672433 | Color signal processing apparatus with a signal interpolation function for use in a color copier | Naofumi Yamamoto, Hidekazu Sekizawa | 1987-06-09 |
| 4329011 | Method for driving a light scanning apparatus | Masafumi Mori | 1982-05-11 |
| 4327287 | Laser scanning apparatus | Ryoji Yamaguchi | 1982-04-27 |
| 4307930 | Light beam scanning device | — | 1981-12-29 |
| 4269391 | Valve sealing device and a valve | Hiroshi Yamazoe, Hidenori Yamaoka | 1981-05-26 |