Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9499363 | Sheet thickness detector and image forming apparatus including same | Yuu Wakabayashi, Ryo Takenaka, Shingo Nishizaki, Yusuke Ozaki, Yuji Ikeda +3 more | 2016-11-22 |
| 8950750 | Sheet thickness detector and image forming apparatus including same | Yuu Wakabayashi, Ryo Takenaka, Shingo Nishizaki, Yusuke Ozaki, Yuji Ikeda +3 more | 2015-02-10 |
| 8794626 | Sheet thickness detecting device, feeding device, and image forming apparatus | Ryo Takenaka, Shingo Nishizaki, Yusuke Ozaki, Hiroshi Adachi, Hiroshi Okamura +2 more | 2014-08-05 |
| 8119216 | Optical information recording medium and manufacturing method thereof | Fumi Hara, Takeshi Otsu, Isao Matsuda, Shingo Katoh | 2012-02-21 |
| 8025947 | Optical information recording medium | Fumi Hara, Takeshi Otsu, Isao Matsuda, Shingo Katoh | 2011-09-27 |
| 8014262 | Optical information recording medium | Fumi Hara, Takeshi Otsu, Shingo Katoh, Isao Matsuda | 2011-09-06 |
| 7903535 | Optical information recording medium and manufacturing method of the same | Atsuo Shimizu, Toru Fujii, Isao Okitsu | 2011-03-08 |
| 7270864 | Optical information recording medium | Fumi Hara, Sachiko Ishibashi, Toru Fujii, Yuji Arai | 2007-09-18 |