Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8646886 | Ink cartridge and an imaging apparatus | Tadashi Hayakawa, Shotaro Takeuchi, Toshiroh Tokuno, Tomomi Katoh, Akiko Bannai +2 more | 2014-02-11 |
| 8474958 | Ink cartridge and image forming apparatus including the same | Masahiro Kuwata, Tadashi Hayakawa, Ikoh Soh, Tomomi Katoh, Toshiroh Tokuno +2 more | 2013-07-02 |
| 8454136 | Ink cartridge and image forming apparatus employing the ink cartridge | Tomomi Katoh, Tadashi Hayakawa, Ikoh Soh, Toshiroh Tokuno, Akiko Bannai +2 more | 2013-06-04 |
| 8454142 | Liquid carrying container and image forming device | Akiko Bannai, Toshiroh Tokuno, Shotaro Takeuchi, Tomomi Katoh, Masahiro Kuwata +2 more | 2013-06-04 |
| 8393721 | Imaging-material container, ink cartridge, and image forming apparatus | Tomomi Katoh, Tadashi Hayakawa, Ikoh Soh, Akiko Bannai, Shotaro Takeuchi +2 more | 2013-03-12 |
| 8336998 | Image forming apparatus | Masahiro Kuwata, Tadashi Hayakawa, Ikoh Soh, Toshiroh Tokuno, Tomomi Katoh +2 more | 2012-12-25 |
| 8292414 | Ink cartridge and an imaging apparatus | Tadashi Hayakawa, Shotaro Takeuchi, Toshiroh Tokuno, Tomomi Katoh, Akiko Bannai +2 more | 2012-10-23 |
| 8205960 | Image forming apparatus | — | 2012-06-26 |
| 8052262 | Liquid container and image forming apparatus employing the liquid container | Toshiroh Tokuno, Tomomi Katoh, Shotaro Takeuchi, Akiko Bannai, Masahiro Kuwata +2 more | 2011-11-08 |
| 7690757 | Head capping member, head maintenance or recovery device, device for ejecting a liquid drop, and image forming apparatus | Nobuyuki Akaishi, Tetsuya Hiruma | 2010-04-06 |
| 7621608 | Image forming apparatus having improved capability for maintaining ink delivery | Noriyasu Takeuchi, Kunihiro Yamanaka, Tamotsu Aruga, Hiroshi Adachi | 2009-11-24 |
| 7494205 | Maintenance/recovery device for liquid discharge device and image forming device | Toshitaka Osanai, Noboru Hiramatsu, Michio Yamamoto | 2009-02-24 |
| 7249816 | Image recording apparatus and head driving control apparatus | Mitsuru Shingyohuchi | 2007-07-31 |
| 6729716 | Liquid drop jet head and ink jet recording apparatus | Hirotoshi Eguchi, Shuzo Matsumoto, Kenichi Ogata, Kiyoshi Yamaguchi, Takayuki Hiyoshi +1 more | 2004-05-04 |
| 5990867 | Wireless input device and wireless input method which automatically reduces transmitted data according to data size | Hiroyasu Okada, Hiroaki Nishiono, Shinji Kamaeguchi, Mitsuo Kodama | 1999-11-23 |
| 5830794 | Method of fabricating semiconductor memory | Makoto Tanaka | 1998-11-03 |