Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE40644 | Modular copying system using light wave, electric wave, or sonic wave interconnections | — | 2009-03-03 |
| RE40435 | Modular copying system using light wave, electric wave, or sonic wave interconnections | — | 2008-07-15 |
| RE38164 | Desktop color copier which includes a revolving type developing device | Susumu Wagi | 2003-07-01 |
| 6272248 | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Takashi Saitoh, Hiroshi Takahashi, Yoshio Kaneko, Shigeo Kurotaka, Toshiya Hikita +11 more | 2001-08-07 |
| 6049396 | Desktop color copier which includes a revolving type developing device | Susumu Wagi | 2000-04-11 |
| 5838456 | Desktop color copier which includes a revolving type developing device | Susumu Wagi | 1998-11-17 |
| 5751854 | Original-discrimination system for discriminating special document, and image forming apparatus, image processing apparatus and duplicator using the original-discrimination system | Takashi Saitoh, Hiroshi Takahashi, Yoshio Kaneko, Shigeo Kurotaka, Toshiya Hikita +11 more | 1998-05-12 |
| 5659628 | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Michiyoshi Tachikawa, Shigeo Kurotaka, Takeshi Ukai, Yukio Sakano, Kouji Ishigaki +4 more | 1997-08-19 |
| 5652803 | Special-document discriminating apparatus and managing system for image forming apparatus having a special-document discriminating function | Michiyoshi Tachikawa, Shigeo Kurotaka, Takeshi Ukai, Yukio Sakano, Kouji Ishigaki +4 more | 1997-07-29 |
| 5646749 | Color image forming apparatus | Yasumori Nagahara | 1997-07-08 |
| 5600445 | Modular copying system using light wave, electric wave, or sonic wave interconnections | — | 1997-02-04 |
| 5517409 | Image forming apparatus and method having efficient translation function | Toshiro Ozawa | 1996-05-14 |
| 5132787 | Digital color copying machine with color separation | Mitsuo Hasebe | 1992-07-21 |
| 5087968 | Digital color copier with color separation processing | Mitsuo Hasebe | 1992-02-11 |
| 5003382 | Digital color copying machine | Mitsuo Hasebe | 1991-03-26 |
| 4837614 | Color image processing method | — | 1989-06-06 |
| 4600266 | Light beam scanning apparatus with a variable scanning width | — | 1986-07-15 |
| 4475805 | Electrophotographic copying apparatus | — | 1984-10-09 |
| 4350750 | Electrophotographic process | Shigeru Suzuki, Minoru Suzuki, Koichi Suzuki, Yasumori Nagahara, Yoshiharu Kagari +2 more | 1982-09-21 |