Issued Patents All Time
Showing 26–50 of 55 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7215349 | Method and apparatus for image forming capable of effectively avoiding an adverse temperature effect to an optical scanning system | Yoshinobu Sakaue, Kozo Yamazaki | 2007-05-08 |
| 7050731 | Image forming apparatus including transfer belt having uneven thickness and position shift detection and correction method | Kozo Yamazaki | 2006-05-23 |
| 6891559 | Optical scanning apparatus and an image forming apparatus | — | 2005-05-10 |
| 6873346 | Image forming apparatus | — | 2005-03-29 |
| 6836633 | Optical scanning device and image forming apparatus including the optical scanning device | Tetsuya Fujioka | 2004-12-28 |
| 6786590 | Recording-medium conveying device conveying a recording medium on a conveying belt charged with a positive charge and a negative charge alternately | Tsuneo Maki | 2004-09-07 |
| 6697092 | Color image forming apparatus with color image shift correction | — | 2004-02-24 |
| 6075624 | Method and apparatus for turning over pages of book-original | Kazushige Taguchi, Tetsuya Fujioka, Hiroshi Takahashi, Fumio Kishi | 2000-06-13 |
| 5847845 | Book document reading device | Hiroshi Takahashi, Tetsuya Fujioka, Kazushige Taguchi, Susumu Shiina | 1998-12-08 |
| 5689348 | Book document reading device | Hiroshi Takahashi, Tetsuya Fujioka, Kazushige Taguchi, Susumu Shiina | 1997-11-18 |
| 5682227 | Royalty accounting system for a book copier | Kazushige Taguchi, Hiroshi Takahashi, Tetsuya Fujioka, Susumu Shiina | 1997-10-28 |
| 5610720 | Book document reading device having a page turning capability | Tetsuya Fujioka, Hiroshi Takahashi, Kazushige Taguchi, Susumu Shiina | 1997-03-11 |
| 5583607 | Image forming apparatus having book reading and page turning capabilities | Tetsuya Fujioka, Hiroshi Takahashi, Kazushige Taguchi, Susumu Shiina | 1996-12-10 |
| 5583662 | Book document reading device having a page turning capability | Hiroshi Takahashi, Tetsuya Fujioka | 1996-12-10 |
| 5471277 | Book document reading device having a page turning capability | Tetsuya Fujioka, Hiroshi Takahashi | 1995-11-28 |
| 5390033 | Method and apparatus for turning over pages of book-original | Kazushige Taguchi, Tetsuya Fujioka, Hiroshi Takahashi, Fumio Kishi | 1995-02-14 |
| 5325213 | Image reader and book document reader with a page turning capability for an image forming apparatus | Hiroshi Takahashi, Tetsuya Fujioka, Kazushige Taguchi, Susumu Shiina | 1994-06-28 |
| 5316282 | Sheet feeding and separating device for image forming equipment | Noriaki Fukube, Katsumi Kurihara, Satoshi Takano, Hiroshi Tanabe, Hiroshi Fujiwara +1 more | 1994-05-31 |
| 5315322 | Image forming apparatus with anti-banding implementation | — | 1994-05-24 |
| 5297376 | Finisher for an image forming apparatus | Kazushige Taguchi, Tetsuya Fujioka, Hiroshi Takahashi, Fumio Kishi | 1994-03-29 |
| 5270783 | Image forming equipment having improved toner sensing | Takashi Bisaiji, Kouji Hayashi, Noboru Sawayama, Takeyoshi Sekine, Takayuki Maruta +5 more | 1993-12-14 |
| 5255904 | Feeder or image forming apparatus | Kazushige Taguchi, Hiroshi Takahashi, Tetsuya Fujioka, Fumio Kishi | 1993-10-26 |
| 5227842 | Electrophotographic image forming apparatus which controls developer bias based on image irregularity | Kouji Hayashi, Takashi Bisaiji, Norimitsu Kikuchi, Takeyoshi Sekine, Noboru Sawayama +4 more | 1993-07-13 |
| 5224693 | Multistage paper feeding/conveying apparatus and method that uses electro static forces | Kazushige Taguchi, Hiroshi Takahashi, Tetsuya Fujioka, Fumio Kishi | 1993-07-06 |
| 5219154 | Sheet feeding and separating device for image forming equipment | Noriaki Fukube, Katsumi Kurihara, Satoshi Takano, Hiroshi Tanabe, Hiroshi Fujiwara +1 more | 1993-06-15 |