Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8132812 | Sheet discharging device and image forming apparatus | Shusaku Tsusaka, Junki Ueyama | 2012-03-13 |
| 7953339 | Image forming device and cartridge being electrically connected by terminals | Yasuo Fukamachi, Satoru Ishikawa, Fumio Morita | 2011-05-31 |
| RE41064 | Ink ribbon cartridge having a particular spool and spindle arrangement | Hiroaki Yazawa | 2009-12-29 |
| RE39169 | Ink ribbon cartridge having a particular spool and spindle arrangement | Hiroaki Yazawa | 2006-07-11 |
| 7046941 | Image formation apparatus | Yoichi Horaguchi, Shigeharu Katayama, Kazuhiro Hoshiya | 2006-05-16 |
| 7019870 | Image forming apparatus | Takashi Ohama | 2006-03-28 |
| 6991388 | Ink ribbon cartridge having takeup-side cover with opening positioned beneath protrusion in cover | Hisashi Igi, Shingo Ito | 2006-01-31 |
| 6741820 | Image forming apparatus | Hiroshi Nobe, Takashi Ohama | 2004-05-25 |
| 6623192 | Ink ribbon cartridge having protrusion and recessed portion | — | 2003-09-23 |
| 6547288 | Cover of image forming device | Shingo Ito | 2003-04-15 |
| 6257780 | Ink ribbon cartridge having one undetachable spool and idle rotation preventing structure | Shingo Ito | 2001-07-10 |
| 6161972 | Ink ribbon cartridge having a particular spool and spindle arrangement | Hiroaki Yazawa | 2000-12-19 |
| 6079886 | Ribbon cassette having leveraged movement during installation or ejection from printing apparatus | — | 2000-06-27 |
| 5984546 | Ribbon cassette having projecting holding parts | — | 1999-11-16 |
| 5980137 | Printer for facsimile machine | Hidetoshi Yano | 1999-11-09 |
| 5961229 | Ribbon cassette having openable and closeable lid members | — | 1999-10-05 |
| 5913621 | Ink ribbon cartridge having means to prevent improper mounting of ink ribbon | Hiroaki Yazawa | 1999-06-22 |
| 5897256 | Ink ribbon cartridge retention device for a recording apparatus | — | 1999-04-27 |
| 5739925 | Facsimile apparatus cover and feeding mechanism | Yasuhito Bandai, Tomohisa Higuchi, Hiroaki Yazawa, Makoto Yamada | 1998-04-14 |
| 5604609 | Light reflection type detection device in facsimile machine | Katsutoshi Seguchi, Yasuhito Bandai, Tomohisa Higuchi, Hiroaki Yazawa, Makoto Yamada | 1997-02-18 |
| 5519512 | Facsimile apparatus having reduced profile | Yasuhito Bandai, Tomohisa Higuchi, Hiroaki Yazawa, Makoto Yamada | 1996-05-21 |