Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11530103 | Sheet feeding device, image reading device, and image forming apparatus | Ryohei Morisaki, Shigefumi Soga | 2022-12-20 |
| 8336874 | Solenoid device, automatic document feeder, and image forming apparatus | Kenji Hari, Toshihisa Takada | 2012-12-25 |
| 5985393 | Heat insulating box | Sumihisa Akahoshi, Yutaka Igarashi, Kouji Hirata, Masanori Tsujihara, Fumiaki Baba +1 more | 1999-11-16 |
| 5707700 | Heat insulating box | Sumihisa Akahoshi, Yutaka Igarashi, Kouji Hirata, Masanori Tsujihara, Fumiaki Baba +1 more | 1998-01-13 |