Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10809643 | Optical scanning device and image forming device having the same | Takafumi Yuasa, Hidenari Tachibe, Masayuki Iijima, Makoto Obayashi | 2020-10-20 |
| 10635015 | Optical writing device and image forming device | Hidenari Tachibe, Takafumi Yuasa | 2020-04-28 |
| 10534298 | Displacement sensor and image forming device having the same | Masahiko Takahashi, Makoto Ooki, Atsushi Nagaoka, Hidenari Tachibe, Hajime Taniguchi +2 more | 2020-01-14 |