Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11112748 | Developing member, process cartridge and electrophotographic apparatus | Masaki Yamada, Yuichi Kikuchi, Kazuhiro Yamauchi, Takumi Furukawa, Hiroaki Watanabe +3 more | 2021-09-07 |
| 10968315 | Method of producing a polymer nanofiber sheet | Kazuhiro Yamauchi | 2021-04-06 |