Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12416880 | Toner container | Goshi Ozaki, Shinichi Nishida, Hiroyuki Munetsugu, Sohta Sugimoto, Mitsuhiro Sato +1 more | 2025-09-16 |
| 12066785 | Cartridge and image forming apparatus | Sohta Sugimoto, Shunsuke Hijikata, Naoki Hayashi, Yu Fukasawa, Shinichi Nishida +4 more | 2024-08-20 |
| 11774876 | Developing unit | Yu Fukasawa, Masanari Morioka | 2023-10-03 |