Issued Patents All Time
Showing 26–50 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9030519 | Optical writing device and image forming apparatus | Susumu Narita, Kazunori Bannai, Kazunori Watanabe | 2015-05-12 |
| 8864972 | Dielectrophoresis apparatus and method | Hiroko Imasato | 2014-10-21 |
| 8780159 | Optical scanner and image forming apparatus including same | Keiichi Serizawa, Kazunori Watanabe | 2014-07-15 |
| 8754918 | Optical scanner and image forming apparatus including same | Hiroshi Johno, Keiichi Serizawa, Kazunori Watanabe | 2014-06-17 |
| 8675035 | Image forming apparatus and optical scanning unit | Hiroshi Yoshizawa, Katsunori Shoji | 2014-03-18 |
| 8610753 | Optical scanner and image forming apparatus including same | Keiichi Serizawa, Kazunori Watanabe, Hiroshi Johno, Tomoya FUJII | 2013-12-17 |
| 8503055 | Curve correction mechanism, optical scanner, and image forming apparatus | Keiichi Serizawa, Hiroshi Johno, Kazunori Watanabe | 2013-08-06 |
| 8471883 | Optical scanner and image forming apparatus including same | Keiichi Serizawa, Kazunori Watanabe | 2013-06-25 |
| 8417389 | Control system, oscillation control device, and control signal generation method | Tatsuji Tokiwa | 2013-04-09 |
| 8368986 | Optical scanning device and image forming apparatus | Keiichi Serizawa, Kazunori Watanabe, Hiroshi Johno | 2013-02-05 |
| 8339435 | Image forming apparatus and optical scanning unit | Hiroshi Yoshizawa, Katsunori Shoji | 2012-12-25 |
| 8330786 | Optical scanner and image forming apparatus incorporating same | Kazunori Watanabe | 2012-12-11 |
| D671504 | Fuse | Hideki Andoh | 2012-11-27 |
| D671080 | Fuse | Hideki Andoh | 2012-11-20 |
| 8184352 | Optical scanning device and image forming apparatus | Hiroshi Johno, Keiichi Serizawa, Kazunori Watanabe | 2012-05-22 |
| 7872664 | Optical scanning device including shutter member that closes or opens an emission window and image forming apparatus including the optical scanning device | Hiroshi Yoshizawa, Katsunori Shoji, Masanori Namba | 2011-01-18 |
| 7869101 | Image processing apparatus having enhanced controlling process for optical scanning unit | Katsunori Shoji, Hiroshi Yoshizawa | 2011-01-11 |
| 7760225 | Image forming apparatus, optical writing device, and housing molding method providing simple structure | Hiroshi Yoshizawa, Katsunori Shoji | 2010-07-20 |
| 7667726 | Optical writing unit and an image forming apparatus including the same | Katsunori Shoji, Hiroshi Yoshizawa | 2010-02-23 |
| 7474451 | Optical scanning device, image forming apparatus, and method of reducing noises in optical scanning device | Hiroshi Yoshizawa, Masanori Namba | 2009-01-06 |
| 7440001 | Optical writing device and image forming apparatus | Rumiko Ono | 2008-10-21 |
| 7414239 | Optical-scanning apparatus and image forming apparatus | Katsunori Shoji, Hiroshi Yoshizawa | 2008-08-19 |
| 6985312 | Lens mounting device | Rumiko Ono | 2006-01-10 |
| 6829001 | Image forming apparatus | — | 2004-12-07 |
| 6243128 | Image forming apparatus in which adjustment for forming image in rectangular form is easily done and method for making the same apparatus | — | 2001-06-05 |