Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10809643 | Optical scanning device and image forming device having the same | Takafumi Yuasa, Masayuki Iijima, Makoto Obayashi, Wataru Senoo | 2020-10-20 |
| 10698336 | Image forming apparatus | Tatsuya Eguchi, Makoto Obayashi | 2020-06-30 |
| 10635015 | Optical writing device and image forming device | Wataru Senoo, Takafumi Yuasa | 2020-04-28 |
| 10534298 | Displacement sensor and image forming device having the same | Masahiko Takahashi, Makoto Ooki, Wataru Senoo, Atsushi Nagaoka, Hajime Taniguchi +2 more | 2020-01-14 |
| 10434794 | Optical print head and image forming device | Takafumi Yuasa, Akira Taniyama | 2019-10-08 |
| 10281875 | Optical scanning device and image forming device having the same | Akira Taniyama, Takafumi Yuasa | 2019-05-07 |
| 10254675 | Optical writing apparatus and image forming apparatus | Takafumi Yuasa, Akira Taniyama | 2019-04-09 |
| 9288366 | Optical scanning device and image forming apparatus | Hajime Taniguchi, Takafumi Yuasa, Yoshitaka Otani | 2016-03-15 |
| 6710905 | Tandem scanning optical device | Hirofumi Nishikiuchi, Kenji Takeshita, Tsukasa Sugiura, Hajime Taniguchi | 2004-03-23 |
| 6449107 | Optical beam scanning device | Hiromu Nakamura, Etsuko Shibata | 2002-09-10 |
| 6195190 | Optical beam scanning device | Hiromu Nakamura, Etsuko Shibata | 2001-02-27 |
| 6038353 | Light beam scanning optical apparatus | Toshio Naiki, Kenji Takeshita, Hiroki Kinoshita | 2000-03-14 |
| 5808775 | Laser beam scanning optical apparatus | Yoshihiro Inagaki, Nobuo Kanai, Jun Kohsaka, Kenji Takeshita, Keiji Ogoh | 1998-09-15 |