Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9058004 | Management apparatus that manages a plurality of image forming apparatuses, management system, and method of controlling management apparatus | — | 2015-06-16 |
| 8787812 | Image forming apparatus | — | 2014-07-22 |
| 8582995 | Image forming apparatus with image forming condition control feature based on difference in patch densities | — | 2013-11-12 |
| 8200106 | Image forming apparatus with image forming condition control feature based on difference in patch densities | — | 2012-06-12 |
| 7881627 | Image forming apparatus | Masami Hano | 2011-02-01 |
| 7742067 | Image forming apparatus having a exposure control unit capable of changing an exposure ratio between a first exposure ratio and a second exposure ratio different from the first exposure ratio when a first exposure unit or second exposure unit exposes an image carrier on the basis of image data for forming an image with a certain density | Ryuta Ai | 2010-06-22 |
| 7705866 | Image forming apparatus with an image exposure unit light emission control feature | Masami Hano | 2010-04-27 |
| 7421218 | Image forming apparatus with surface potential detection | — | 2008-09-02 |
| 7395001 | Electrophotographic image forming apparatus | — | 2008-07-01 |
| 7113712 | Image forming apparatus | — | 2006-09-26 |
| 6801735 | Image forming apparatus which can clean auxiliary member erasing image traces | Yoshiyuki Komiya, Koichi Hashimoto | 2004-10-05 |
| 6519422 | Image forming apparatus featuring a temperature-sensitive apparatus identifying feature | Atsushi Takeda, Kouichi Hashimoto, Yoshiyuki Komiya | 2003-02-11 |
| 6505021 | Image forming apparatus having a member for barring an electrification particle form leaking | Kenichi Shibuya, Atsushi Takeda, Kouichi Hashimoto, Yoshiyuki Komiya, Shuichi Kadota | 2003-01-07 |
| 6477342 | Image forming apparatus with conductive member adjoining light irradiating portion | Yoshiyuki Komiya, Atsushi Takeda, Kouichi Hashimoto, Kenichi Shibuya, Shuichi Kadota | 2002-11-05 |
| 6459872 | Image forming apparatus which can clean auxiliary member erasing image traces | Yoshiyuki Komiya, Koichi Hashimoto | 2002-10-01 |
| 6393238 | Image forming apparatus featuring a particle carrying charging member and a developing device including a magnetic field generating device | Kouichi Hashimoto, Atsushi Takeda, Yoshiyuki Komiya | 2002-05-21 |
| 6324357 | Image forming apparatus capable of properly controlling ac voltage applied to a charger | Kouichi Hashimoto, Yoshiyuki Komiya | 2001-11-27 |
| 6314251 | Image forming apparatus | Satoru Fukushima, Yoichi Kimura, Makoto Ohki, Shigeru Matsuzaki, Kouichi Hashimoto +1 more | 2001-11-06 |
| 6219509 | Image forming apparatus shielding charging device and auxiliary charging device | Yoshiyuki Komiya, Atsushi Takeda, Kouichi Hashimoto | 2001-04-17 |
| 6215967 | Image forming apparatus with a controlled cleaning operation feature | Atsushi Takeda, Kouichi Hashimoto, Yoshiyuki Komiya | 2001-04-10 |
| 6163670 | Charging device and image forming apparatus | Atsushi Takeda, Kouichi Hashimoto, Yoshiyuki Komiya | 2000-12-19 |
| 6144824 | Image forming method for preventing an uneven potential of an image bearing member having a charge injecting layer | Kouichi Hashimoto, Atsushi Takeda, Yoshiyuki Komiya | 2000-11-07 |
| 6088548 | Image forming apparatus having charging member with control of voltage after resumption of jam | Kouichi Hashimoto, Atsushi Takeda, Yoshiyuki Komiya | 2000-07-11 |
| 6064837 | Image forming apparatus having a developing/cleaning device | Kouichi Hashimoto, Atsushi Takeda, Yoshiyuki Komiya | 2000-05-16 |
| 6052545 | Image forming apparatus | Yoshiyuki Komiya, Atsushi Takeda, Kouichi Hashimoto | 2000-04-18 |