Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10031431 | Electrophotographic photosensitive member | Jun Azuma, Takahiro Oki, Akihiko Ogata | 2018-07-24 |
| 9964869 | Triarylamine derivative, electrophotographic photosensitive member, and method for producing electrophotographic photosensitive member | Hideki Okada, Jun Azuma, Fumio Sugai, Kensuke Kojima | 2018-05-08 |
| 9939744 | Multi-layer electrophotographic photosensitive member | Jun Azuma, Junichiro Otsubo, Akihiko Ogata | 2018-04-10 |
| 9933712 | Multi-layer electrophotographic photosensitive member, process cartridge, and image forming apparatus | Akihiko Ogata, Hideki Okada, Jun Azuma | 2018-04-03 |