Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8741525 | Resin coated carrier, two-component developer, developing device and image forming apparatus | Osamu Wada, Takanori Kamoto, Tadashi Iwamatsu, Nobuyuki Yoshioka, Hiroyuki Hirakawa +3 more | 2014-06-03 |
| 8401430 | Electron emitting element for accelerating and emitting electrons, and use of electron emitting element | Hirofumi Kanda, Tadashi Iwamatsu, Toshihiro Tamura, Hiroyuki Hirakawa | 2013-03-19 |