Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9208413 | Color correcting system and image forming apparatus including same | Yoshiyuki Toso, Tadayasu Sekioka, So Yano, Noboru Oomoto, Takashi Fujiwara | 2015-12-08 |
| 9122217 | Image forming apparatus and image noise prediction method | Yoshiyuki Toso, Hiroyuki Maeda, Tadayasu Sekioka | 2015-09-01 |
| 9116123 | Gloss measuring device and image forming device including same | So Yano, Yoshiyuki Toso, Noboru Oomoto, Shoichi Yoshikawa, Takao Miyamoto | 2015-08-25 |
| 9002238 | Rotary damper and image forming apparatus | Naoki Miyagawa, Shoichi Yoshikawa, Noboru Oomoto, So Yano, Takao Miyamoto | 2015-04-07 |
| 8690152 | Sheet conveyor, image forming apparatus and image scanning apparatus | Takayuki Ito, Shigeru Tashiro, Hiroaki Umemoto | 2014-04-08 |
| 8564839 | Electrophotographic image forming apparatus that selects a screen from a plurality of screens based on distance between toner adhesion or non-adhesion regions | Tomohiro Kato, Eri Kusano | 2013-10-22 |
| 8559083 | Image forming apparatus in which intermediate gradation reproducibility is enhanced | Tomohiro Kato, Tomoyuki Imura, Eri Kusano | 2013-10-15 |
| 7324776 | Image forming apparatus, charge controlling apparatus, and image forming method | Akira Hirota, Hiroaki Umemoto, Noritoshi Hagimoto, Kuniya Matsuura, Kentaro Katori | 2008-01-29 |
| 7197264 | Image forming apparatus | Hiroaki Umemoto, Noritoshi Hagimoto, Kuniya Matsuura, Akira Hirota, Kentaro Katori | 2007-03-27 |
| 5950039 | Image forming apparatus having circuits for adjusting light beam intensity and diameter | Toshikazu Kawaguchi, Shigeru Sawada, Hiroshi Hiraguchi | 1999-09-07 |
| 5774765 | Cleaning device for removing residual toner from an image carrier in an image reproduction apparatus | Shingo Hirota | 1998-06-30 |
| 5523832 | Electrophotographic image forming apparatus with controlled mixing of developer | Suguru Hamamichi, Naoyoshi Kinoshita, Yoshihito Aoki | 1996-06-04 |
| 5185633 | Image forming apparatus having single sensor for detecting mischucking of transfer paper and whether transfer paper is plain or transparent paper | Kazunobu Maekawa | 1993-02-09 |