Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715858 | Image-forming device | Katsutoshi Ogawa, Masahiro Aizawa, Akira Fukano | 2004-04-06 |
| 6673386 | Method and apparatus for forming pattern onto panel substrate | Daido Komyoji, Naoko Matsuda, Akira Fukano, Katsutoshi Ogawa, Hiroyuki Naka | 2004-01-06 |
| 6557980 | Image forming device, and its manufacturing method and apparatus | Taichi Ito, Takuya Kitahara, Hidenori Tomachi, Katsutoshi Ogawa, Yoshitaka Kitaoka +5 more | 2003-05-06 |
| 6499830 | Image forming apparatus and image forming head | Akira Fukano, Yoshitaka Kitaoka, Akira Ryoji | 2002-12-31 |
| 6409314 | Image forming device and image forming method | Yoshitaka Kitaoka, Katsutoshi Ogawa, Akira Fukano, Masahiro Aizawa, Hiroyuki Matsuo | 2002-06-25 |
| 6394587 | Image forming device | Masahiro Aizawa, Yoshitaka Kitaoka, Akira Fukano | 2002-05-28 |
| 6286936 | Image forming apparatus and image forming method | Masahiro Aizawa, Yoshitaka Kitaoka, Katsutoshi Ogawa, Hiroyuki Matsuo, Akira Fukano +1 more | 2001-09-11 |
| 6144394 | Image forming method and device | Katsutoshi Ogawa, Yoshitaka Kitaoka, Masahiro Aizawa, Hiroyuki Matsuo, Akira Fukano +1 more | 2000-11-07 |
| 5787326 | Image forming apparatus having a cover for protecting a transfer region of an intermediate transfer member when a door is opened | Katsutoshi Ogawa, Junichi Nawama | 1998-07-28 |
| 5776544 | Charging device and an image forming apparatus using a charging device | Teruyuki Naka, Yoshio Umeda, Toshiki Yamamura, Seiichi Suzuki, Junichi Nawama +1 more | 1998-07-07 |
| 5565975 | Color image forming apparatus and method having toner images transferred to a paper sheet | Junichi Nawama | 1996-10-15 |
| 5548380 | Charging device and an image forming apparatus using a charging device | Teruyuki Naka, Yoshio Umeda, Toshiki Yamamura, Seiichi Suzuki, Junichi Nawama +1 more | 1996-08-20 |
| 5381214 | Electrophotographic charging device | Katsutoshi Ogawa, Masaichiro Tatekawa, Hitoshi Hisada, Junichi Nawama, Noboru Katakabe +1 more | 1995-01-10 |