| 8254004 |
Oscillator and optical deflector having oscillator |
Takashi Ushijima, Takahisa Kato, Tomoyuki Kawano |
2012-08-28 |
| 8244146 |
Image forming apparatus and image forming method with error corrected potential measurements |
Yoshitaka Zaitsu, Takashi Ushijima, Kazuhiko Kato, Toshiyuki Ogawa |
2012-08-14 |
| 7990159 |
Potential measurement apparatus and image forming apparatus |
Kazuhiko Kato, Toshiyuki Ogawa, Yoshitaka Zaitsu, Takashi Ushijima, Atsushi Kandori +1 more |
2011-08-02 |
| 7710129 |
Potential measurement apparatus and image forming apparatus |
Toshiyuki Ogawa, Yoshitaka Zaitsu, Takashi Ushijima, Atsushi Kandori, Kazuhiko Kato +1 more |
2010-05-04 |
| 7639020 |
Potential sensor and image forming apparatus having potential sensor |
Takashi Ushijima, Atsushi Kandori, Yoshitaka Zaitsu, Kazuhiko Kato, Toshiyuki Ogawa +1 more |
2009-12-29 |
| 7372278 |
Electric potential measuring apparatus electrostatic capacitance measuring apparatus, electric potential measuring method, electrostatic capacitance measuring method, and image forming apparatus |
Atsushi Kandori, Yoshikatsu Ichimura, Takashi Ushijima, Yoshitaka Zaitsu |
2008-05-13 |
| 6698960 |
Push-button writing implement |
— |
2004-03-02 |
