Issued Patents All Time
Showing 26–34 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8472019 | Spectroscopic characteristics acquisition unit, image evaluation unit, and image forming apparatus | Naohiro Kamijo, Kohei Shimbo, Yoichi Kubota | 2013-06-25 |
| 8382233 | Head cleaning device, image forming device, and head cleaning method | Yuuma Usui, Takeo Tsukamoto, Aino Hasegawa, Takeshi Orito, Ryota Suzuki | 2013-02-26 |
| 8363217 | Spectrometric measurement apparatus, image evaluation apparatus, and image forming apparatus | Naohiro Kamijo, Kohei Shimbo | 2013-01-29 |
| 8213083 | Wavelength selection filter, filter unit, light source device, optical apparatus, and refractive index sensor | Masahiro Fujimoto, Hideaki Hirai | 2012-07-03 |
| 8147069 | Lighting device and projection image display unit | Hiroshi Akiyama, Shigeru Oouchida, Yukiko Hamano, Goichi Akanuma | 2012-04-03 |
| 7952804 | Optical filter element, optical filter, and method of manufacturing optical filter | — | 2011-05-31 |
| 7910869 | Laser processing apparatus using distinct horizontal and vertical data sets | Yasufumi Yamada, Yoshihiro Norikane | 2011-03-22 |
| 7518086 | Method and device for adjusting wavelength distribution pattern in laser | Yoshihiro Norikane, Yasufumi Yamada | 2009-04-14 |
| 7072566 | Ultrashort-pulse laser-working method and apparatus and structural bodies produced by using the same | Yasufumi Yamada | 2006-07-04 |