Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11199807 | Cartridge and drum unit for electrophotographic image forming apparatus | Shigemi Kamoshida, Isao Koishi, Yusuke Niikawa | 2021-12-14 |
TA
Takeshi Arimitsu
Overall (2021): #243,974 of 548,734Top 45%
1
Patents 2021