Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11448982 | Electrophotographic apparatus, process cartridge, and cartridge set | Tsuneyoshi Tominaga, Shohei Tsuda, Noriyoshi Umeda, Masahiro Kurachi, Kazuhiro Yamauchi +1 more | 2022-09-20 |
| 11320756 | Electrophotographic apparatus, process cartridge, and cartridge set | Noriyoshi Umeda, Tsuneyoshi Tominaga, Shohei Tsuda, Noboru Miyagawa, Kazuhiro Yamauchi | 2022-05-03 |