Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10211260 | Optical writing device, image forming device, and manufacturing method of optical writing device | Kazuki Ikeda, Makoto Ooki, Hideo Uemura, Yoshinobu Ehara | 2019-02-19 |
| 9971069 | Lens array and light source unit | Akihiro Fujimoto | 2018-05-15 |
| 7128523 | Drainage pump and underwater bearing unit | Kouji Aizawa, Shigeru Kishimoto, Kaname Takagi, Minoru Iwasaki | 2006-10-31 |