Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6094647 | Presearch type document search method and apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 2000-07-25 |
| 5901254 | Apparatus and method for image reduction | Hiroaki Iguchi, Yasuo Kurosu, Yoshihiro Yokoyama, Hiroshi Abei | 1999-05-04 |
| 5608858 | Method and system for registering and filing image data | Yasuo Kurosu, Seiichi Kanema, Hitoshi Tachi, Hajime Uchiyama, Masahiro Okumura +2 more | 1997-03-04 |
| 5590317 | Document information compression and retrieval system and document information registration and retrieval method | Hiroaki Iguchi, Yasuo Kurosu, Yoshihiro Yokoyama, Hidefumi Masuzaki | 1996-12-31 |
| 5576849 | Image data transformation apparatus and image entry apparatus | Tatsuya Murakami, Eiichi Hadano, Kazuyuki Kodama, Hiromichi Fujisawa | 1996-11-19 |
| 5539843 | Image processing system | Tatsuya Murakami, Hiromichi Fujisawa, Hidefumi Masuzaki, Yasuo Kurosu | 1996-07-23 |
| 5522041 | Data processor and data transfer method | Tatsuya Murakami, Eiichi Hadano, Kazuyuki Kodama, Sunao Iwaki | 1996-05-28 |
| 5519857 | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 1996-05-21 |
| 5452102 | Image processing unit | Yoshihiro Yokoyama, Yasuo Kurosu | 1995-09-19 |
| 5428727 | Method and system for registering and filing image data | Yasuo Kurosu, Seiichi Kanema, Hitoshi Tachi, Hajime Uchiyama, Masahiro Okumura +2 more | 1995-06-27 |
| 5390034 | Color image processing method and apparatus with chrominance emphasizing process | Tatsuya Murakami, Eiichi Hadano, Kazuyuki Kodama, Kazunori Kinoshita, Hiromichi Fujisawa | 1995-02-14 |
| 5388167 | Document image processing system and document image processing method | Masashi Koga, Hiroshi Sakou, Hiromichi Fujisawa, Tatsuya Murakami, Yoshihiro Shima +4 more | 1995-02-07 |
| 5353397 | Registration/search system for registering and searching image data using vector data attributes | Yoshihiro Yokoyama, Yasuo Kurosu, Seiichi Kanema, Hajime Uchiyama, Masahiro Okumura +2 more | 1994-10-04 |
| 5335084 | Document image filing system having input color mode selecting capability | Narihiro Munemasa, Fumio Wakamori, Hidefumi Masuzaki, Yasuo Kurosu | 1994-08-02 |
| 5278981 | Character stream search apparatus using a finite state automation | Hisamitsu Kawaguchi, Kanji Kato, Hiromichi Fujisawa, Atsushi Hatakeyama | 1994-01-11 |
| 5268771 | Image restoration processing system and method | Tatsuya Murakami, Eiichi Hadano, Hiromichi Fujisawa, Kazunori Kinoshita | 1993-12-07 |
| 5235681 | Image filing system for protecting partial regions of image data of a document | Hidefumi Masuzaki, Satoshi Ito, Hiromichi Fujisawa, Nobuyuki Minowa, Akihisa Hirasawa | 1993-08-10 |
| 5231482 | Image filing apparatus and method for thereby encoding and storing various documents | Tatsuya Murakami, Eiichi Hadano, Hiromichi Fujisawa, Hidefumi Masuzaki, Tsugio Takahashi +3 more | 1993-07-27 |
| 5181260 | Method for determining the amount of skew of image, method for correcting the same, and image data processing system | Yasuo Kurosu, Yoshihiro Yokoyama, Kenichi Nishikawa, Hidefumi Masuzaki | 1993-01-19 |
| 5168533 | Hierarchical presearch type text search method and apparatus and magnetic disk unit used in the apparatus | Kanji Kato, Hiromichi Fujisawa, Mitsuo Ooyama, Hisamitsu Kawaguchi, Atsushi Hatakeyama +4 more | 1992-12-01 |
| 5140644 | Character string retrieving system and method | Hisamitsu Kawaguchi, Kanji Kato, Atsushi Hatakeyama, Hiromichi Fujisawa, Masaharu Murakami +1 more | 1992-08-18 |
| 5129011 | Method and apparatus for retrieving image data | Kenichi Nishikawa, Yasuo Kurosu, Seiichi Kanema, Hajime Uchiyama, Masahiro Okumura +2 more | 1992-07-07 |
| 5129016 | System for registration of documents | Tatsuya Murakami, Yasuaki Nakano, Hiromichi Fujisawa | 1992-07-07 |
| 5128748 | Image processing system and apparatus for processing color documents | Tatsuya Murakami, Hiromichi Fujisawa, Hidefumi Masuzaki, Satoshi Ito, Eiichi Hadano +1 more | 1992-07-07 |
| 5125045 | Image processing system | Tatsuya Murakami, Hiromichi Fujisawa, Hidefumi Masuzaki, Yasuo Kuroshu | 1992-06-23 |