Issued Patents All Time
Showing 51–75 of 127 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8929408 | Multi comb generation with a mode locked laser cavity | Jean-Claude Diels, Ladan Arissian | 2015-01-06 |
| 8896846 | Reflective optical sensor and image forming apparatus | Hidemasa Suzuki | 2014-11-25 |
| 8862003 | Image forming apparatus | Hidemasa Suzuki | 2014-10-14 |
| 8796468 | Adamantanamine derivative | Tomoyuki Ogawa | 2014-08-05 |
| 8787782 | Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatus | — | 2014-07-22 |
| 8754113 | Oxadiazole derivative having endothelial lipase inhibitory activity | Shiro Kida, Naoki Yoshikawa, Manabu Katou, Terukazu Kato, Mado Nakajima +2 more | 2014-06-17 |
| 8606130 | Toner-density calculating method, reflective optical sensor, and image forming apparatus | Hidemasa Suzuki | 2013-12-10 |
| 8587774 | Velocity detecting device and multi-color image forming apparatus | Hiroyoshi Funato, Shigeaki Imai, Hidemasa Suzuki | 2013-11-19 |
| 8564782 | Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatus | — | 2013-10-22 |
| 8467065 | Reflective optical sensor and image forming apparatus | Hidemasa Suzuki, Takeshi Ueda | 2013-06-18 |
| 8422033 | Reflective optical sensor and image forming apparatus | Hidemasa Suzuki | 2013-04-16 |
| 8396385 | Toner-density calculating method, reflective optical sensor, and image forming apparatus | Hidemasa Suzuki | 2013-03-12 |
| 8383622 | Nitrogen-containing heterocyclic derivative having 11β-hydroxysteroid dehydrogenase type I inhibitory activity | Tomoyuki Ogawa, Takuji Nakatani | 2013-02-26 |
| 8324265 | Heterocyclic compounds having type I 11β hydroxysteroid dehydrogenase inhibitory activity | Noriyuki Kurose, Mikayo Hayashi, Tomoyuki Ogawa, Eiichi Kojima | 2012-12-04 |
| 8279284 | Video display apparatus | Masaru Fujii, Atsushi Honda | 2012-10-02 |
| 8260164 | Toner-density calculating method, reflective optical sensor, reflective optical sensor device, and image forming apparatus | — | 2012-09-04 |
| 8259379 | Optical scanning device and image forming apparatus | — | 2012-09-04 |
| 8249477 | Method of detecting position of toner pattern, optical sensor, and image forming apparatus | Takeshi Ueda | 2012-08-21 |
| 8017638 | Isoxazole derivative and isothiazole derivative having inhibitory activity on 11β-hydroxysteroid dehydrogenase type 1 | Tomoyuki Ogawa, Nobuo Chomei, Satoru Tanaka | 2011-09-13 |
| 7956318 | Optical scanning device and optical scanning method having a light deflector, separation optical system and light beam detecting device | — | 2011-06-07 |
| 7817176 | Light source device, optical scanning device, and image forming apparatus | — | 2010-10-19 |
| 7804513 | Optical writing unit, image forming apparatus, process cartridge, and method of adjusting light intensity | — | 2010-09-28 |
| 7705868 | Light emitting array with improved characteristics, optical writing unit, and image forming apparatus | Nobuo Sakuma, Masahiro Ito | 2010-04-27 |
| 7619795 | Optical scanning device, optical scanning method, and image forming apparatus | — | 2009-11-17 |
| 7593150 | Diffraction optical element, light beam detection device, optical scanner and image forming apparatus | — | 2009-09-22 |