Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7898709 | Optical scan apparatus, image formation apparatus, optical deflector manufacturing method, polygon mirror processing method, and polygon mirror processing apparatus | Kensuke Masuda, Yukio Itami, Hisashi Inada, Kiyofumi Arai, Takeshi Kikuchi +1 more | 2011-03-01 |
| 7813020 | Hydrodynamic bearing unit, and optical deflector, optical scanner and image forming apparatus using the same | Yukio Itami, Kensuke Masuda, Yoshihiro Takahashi, Noriyuki Kadowaki | 2010-10-12 |
| 7671884 | Rotary drive apparatus, optical scan apparatus, and image formation apparatus | Yukio Itami, Kensuke Masuda, Yoshihiro Takahashi | 2010-03-02 |
| 7602540 | Optical deflector, optical scanner, and image forming apparatus | Kensuke Masuda, Yukio Itami, Yoshihiro Takahashi | 2009-10-13 |
| 7420723 | Optical deflector, production method thereof, optical scanning device, and image forming apparatus | Yukio Itami, Kazuhiro Koseki, Makoto Endo, Yoshihiro Takahashi, Noriyuki Kadowaki +4 more | 2008-09-02 |
| 7135660 | Induction heating type fixing device for an image forming apparatus and induction heating coil therefor | Akiko Miyahara, Toshiaki Higaya, Masae Sugawara | 2006-11-14 |
| 6946629 | Induction heating type fixing device for an image forming apparatus and induction heating coil therefor | Akiko Miyahara, Toshiaki Higaya, Masae Sugawara | 2005-09-20 |
| 6753515 | Induction heating type fixing device for an image forming apparatus and induction heating coil therefor | Akiko Miyahara, Toshiaki Higaya, Masae Sugawara | 2004-06-22 |
| 6292648 | Fixing device using induction heating for image forming apparatus | Toshiaki Higaya | 2001-09-18 |
| 6262404 | Induction heating type fixing device and method of producing an induced current generating member therefor | Toshiaki Higaya | 2001-07-17 |