Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11314194 | Lighting device, static eliminating device, and image forming apparatus therewith | Masahiro Ueno, Hiroaki Ohashi, Hirofumi Tsuji, Hiroaki Takai, Tomoyasu Yamada | 2022-04-26 |
| 10824091 | Development device and image forming apparatus | Hiroaki Takai, Hiroaki Ohashi, Hirofumi Tsuji, Masahiro Ueno, Tomoyasu Yamada | 2020-11-03 |
| 10824093 | Development device and image forming apparatus | Hirofumi Tsuji, Hiroaki Ohashi, Hiroaki Takai, Masahiro Ueno, Tomoyasu Yamada | 2020-11-03 |
| 10253828 | Driving device and image forming apparatus including the same | Akihiro Yamaguchi | 2019-04-09 |
| 4958501 | Refrigerant charging apparatus | Genichi Nakano, Sadao Higami | 1990-09-25 |