Issued Patents All Time
Showing 101–112 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6542707 | Method and apparatus for image forming capable of effectively transferring various kinds of powder | Nobuo Kasahara, Nobuo Iwata, Junichi Matsumoto, Tomoyuki Ichikawa | 2003-04-01 |
| 6526246 | POWDER REPLENISHING DEVICE, POWDER CONVEYING DEVICE, DEVELOPING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE, AND IMAGE FORMING APPARATUS USING THE SAME POWDER REPLENISHING DEVICE OR POWDER CONVEYING DEVICE | Nobuo Iwata, Nobuo Kasahara, Junichi Matsumoto, Tomoyuki Ichikawa | 2003-02-25 |
| 6507720 | Color image forming apparatus and toner replenishing apparatus each including plural toner containers received in receiving member of setting part and toner containers therefor | Masaaki Kabumoto, Goro Katsuyama, Kanae Amemiya, Masahiro Kurita, Masahiro Yonekawa +6 more | 2003-01-14 |
| 6393241 | Nozzle having an end portion capable of penetrating into a toner discharging portion included in a toner container that stores powdery toner | Junichi Matsumoto, Nobuo Kasahara, Nobuo Iwata, Takaaki Yanagisawa, Tomotoshi Nakahara +4 more | 2002-05-21 |
| 6201941 | Developer container for an image forming apparatus and method of conveying a developer | Nobuo Kasahara | 2001-03-13 |
| 6112046 | Image forming apparatus having recycling of residual toner | Koji Suzuki, Hiroshi Saitoh, Hiroshi Ishii, Ichirou Komuro, Toshihiro Sugiyama +2 more | 2000-08-29 |
| 5987298 | Image forming apparatus including a toner recycling mechanism | Nobuo Kasahara, Takashi Hodoshima | 1999-11-16 |
| 5960246 | Image forming apparatus with powder pump | Nobuo Kasahara, Hiroyuki Shibaki | 1999-09-28 |
| 5953567 | Screw pump, toner conveying device using the same and toner filling system | Takashi Hodoshima, Nobuo Kasahara | 1999-09-14 |
| 5815784 | Cleaning device for an image forming apparatus and a toner collecting device therefor | Nobuo Kasahara, Takashi Hodoshima | 1998-09-29 |
| 5797074 | Image forming system | Nobuo Kasahara, Hiroyuki Shibaki | 1998-08-18 |
| 5638159 | Developing unit for an image forming apparatus and method of collecting bicomponent developer therefrom | Tsukuru Kai, Nobuo Iwata, Hidetoshi Yano, Yasushi Nakazato, Yoshiko Ishii +2 more | 1997-06-10 |