Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11244216 | Image forming apparatus | — | 2022-02-08 |
| 9037007 | Image forming apparatus and toner remaining amount control method | — | 2015-05-19 |
| 8948622 | Self-monitoring image forming apparatus | — | 2015-02-03 |
| 8682184 | Image forming apparatus and method of storing toner replenishment amount | — | 2014-03-25 |
| 8139967 | Image forming apparatus having an image carrying area switching part which switches image carrying areas on an intermediate transfer part | — | 2012-03-20 |
| 7910186 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2011-03-22 |
| 7215451 | Reflection type diffuse hologram, hologram for reflection hologram color filters, etc., and reflection type display device using such holograms | Kenji Ueda, Toshikazu Segawa, Tsuyoshi Hotta, Yuko Kuwabara, Masachika Watanabe | 2007-05-08 |
| 6887546 | Multilayered volume hologram structure, and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2005-05-03 |
| 6835430 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2004-12-28 |
| 6815027 | Multilayered volume hologram structure and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2004-11-09 |
| 6667819 | Reflection type diffuse hologram, hologram for reflection hologram color filters, etc., and reflection type display device using such holograms | Kenji Ueda, Toshikazu Segawa, Tsuyoshi Hotta, Yuko Kuwabara, Masachika Watanabe | 2003-12-23 |
| 6506468 | Multilayered volume hologram structure, and label for making multilayered volume hologram structure | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2003-01-14 |
| 6097514 | Hologram replicating method, and volume hologram | — | 2000-08-01 |
| 6066378 | Volume hologram laminate and label for preparing volume hologram laminate | Akio Morii, Satoru Hamada, Hiroyuki Ohtaki, Kenji Ueda | 2000-05-23 |
| 6055075 | Method of recording, and replicating a reflection hologram | — | 2000-04-25 |
| 6052209 | Hologram reproduction process and volume hologram | — | 2000-04-18 |
| 5993600 | Continuous film laminating and delaminating system | Kenji Ueda | 1999-11-30 |
| 5755919 | Continuous film laminating and delaminating system | Kenji Ueda | 1998-05-26 |
| 5398974 | Pipe connecting member | Kenji Mizukawa, Hideki Kageyama, Jinichiro Nakamura, Toshimitsu Ishibashi, Kuniaki Onishi | 1995-03-21 |