Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9746816 | Image forming apparatus and electrophotographic cartridge | Tadashi Mizushima, Akiteru Fujii | 2017-08-29 |
| 8481238 | Electrophotographic photoreceptors, electrophotographic photoreceptor cartridge, and image-forming apparatus | Rui Zhao, Yuka Nagao, Teruyuki Mitsumori, Tadashi Mizushima, Shunichiro Kurihara | 2013-07-09 |
| 7396488 | Light emitting device and fluorescent material | Tetsuo Murayama, Akiko Yabe, Kanzi Shimizu, Masahiko Yoshino | 2008-07-08 |
| 7282160 | Light emitting device and fluorescent material | Tetsuo Murayama, Akiko Yabe, Kanzi Shimizu, Masahiko Yoshino | 2007-10-16 |