Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5592650 | Computer apparatus and method for replacing programs between memories by employing protection mechanism with write enable generation scheme | Toru Okatani, Yoichi Kawabuchi, Keiichi Nomura | 1997-01-07 |
| 5543907 | Copying apparatus which can prohibit the sorting process | Tomokazu Kato, Kazuhiro Araki, Yoshiaki Takano, Keiichi Nomura, Kentaro Nagatani +2 more | 1996-08-06 |
| 5329345 | Copying apparatus with automatic document handling device | Kentaro Nagatani, Tomokazu Kato, Keiichi Nomura, Yoshiaki Takano, Kazuhiro Araki +1 more | 1994-07-12 |
| 5276495 | Copying machine capable of discharging paper without forming image thereon | Masazumi Ito, Tadashi Ohira | 1994-01-04 |
| 5251295 | Image processing system having slave processors for controlling standard and optional modules | Yoshikazu Ikenoue, Hirokazu Yamada, Kazuhiro Araki, Kaoru Hashimoto, Yoichi Kawabuchi | 1993-10-05 |
| 5225868 | Image forming apparatus | — | 1993-07-06 |
| 5191648 | Image processing system | Yoshikazu Ikenoue, Hirokazu Yamada, Kazuhiro Araki, Kaoru Hashimoto | 1993-03-02 |
| 5177545 | Image forming apparatus having an improved control system for a paper feed tray | Tomokazu Kato | 1993-01-05 |
| 5162853 | Multiple color copying apparatus having a copy paper color detecting device | Masazumi Ito, Minoru Nakamura, Toru Kasamatsu, Kenzo Nagata, Yoichi Kawabuchi +1 more | 1992-11-10 |
| 5138376 | Image forming apparatus including control system provided with a master control unit and a plurality of subsidiary control units | Tadashi Ohira, Kazuhiro Araki | 1992-08-11 |
| 5138701 | Data communication control system | Tadashi Ohira, Kazuhiro Araki | 1992-08-11 |
| 5134437 | Image duplicating apparatus having multiple editing capacity | Masazumi Ito | 1992-07-28 |
| 5079599 | Copying machine providing two-in-one mode copying operation including the use of an automatic document feeder | Tomokazu Kato, Masazumi Ito | 1992-01-07 |
| 5079588 | Movable scanning system responsive to platen cover postion and operation mode | Tadashi Ohira | 1992-01-07 |
| 5073803 | Copying apparatus provided with an automatic document feeder and a sheet binding unit | Tomokazu Kato, Masazumi Ito, Kadotaro Nishimori, Kimihiko Higashio | 1991-12-17 |
| 5030987 | Image forming apparatus | Tomokazu Kato, Kadotaro Nishimori, Masazumi Ito | 1991-07-09 |
| 5021826 | Electrophotographic copying machine having a function of judging whether a copying operation can be performed responsive to a remainder amount of consumptive parts or materials | — | 1991-06-04 |
| 4963946 | Copying machine capable of discharging paper without forming image thereon | Masazumi Ito, Tadashi Ohira | 1990-10-16 |
| 4908660 | Image duplicating apparatus having composite and duplex modes of operation | Tadashi Ohira | 1990-03-13 |
| 4907033 | Copying apparatus having function of erasing unnecessary image from binding margin | Masazumi Ito | 1990-03-06 |
| 4901111 | Electrophotographic copying apparatus with an editing mode | Tadashi Ohira, Masazumi Ito | 1990-02-13 |
| 4885609 | Automatic image duplicating apparatus | Masazumi Ito | 1989-12-05 |
| 4879575 | Copying apparatus with provision for delayed reset in the event of paper exhaustion | Masazumi Ito | 1989-11-07 |
| 4870526 | Automatic power turn-off apparatus for an electronic apparatus | Masazumi Ito | 1989-09-26 |
| 4860055 | Image forming apparatus capable of displaying capacity and/or remaining quantity of sheets of paper | Tadashi Ohira, Masazumi Ito | 1989-08-22 |