ST

Shotaro Takeuchi

Ricoh Company: 22 patents #966 of 9,818Top 10%
Overall (All Time): #193,092 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
11679603 Liquid discharge apparatus and image forming method Yosuke Saito, Daiki Marumo, Takahiko Sugiura 2023-06-20
11623455 Liquid discharge apparatus and liquid discharge method Kimito Abe, Masanori Hirano, Takayuki Ito, Takahiko Sugiura, Daiki Marumo +1 more 2023-04-11
10099478 Liquid discharge apparatus including wiper to wipe surface of nozzle plate both in forward direction and in opposite direction Masashi Ohnishi 2018-10-16
9694584 Liquid ejector and liquid ejecting detector Shingo Masaoka, Masahiko Hisada, Kenta Takahashi 2017-07-04
9533496 Apparatus for ejecting liquids, ejection detection apparatus, and ejection detector Shohei Saito, Takahiro Kikuchi 2017-01-03
9221264 Image forming apparatus and droplet discharge detector Shingo Masaoka, Masahiko Hisada, Kyohei Matsumura 2015-12-29
9114623 Liquid cartridge and image forming apparatus with same Yasunobu Kawajiri, Atsushi Miwa, Masashi Ohnishi, Ikoh Soh, Tadashi Hayakawa 2015-08-25
9039152 Liquid cartridge and image forming apparatus incorporation same Yoichi Kawabata, Masashi Ohnishi, Yuta Moriwaki, Yuta Kashiwagi 2015-05-26
9028039 Image forming apparatus Shingo Masaoka, Masahiko Hisada 2015-05-12
8967759 Image forming apparatus Shingo Masaoka, Masahiko Hisada, Kyohei Matsumura 2015-03-03
8919921 Image forming apparatus 2014-12-30
8646886 Ink cartridge and an imaging apparatus Tadashi Hayakawa, Toshiroh Tokuno, Tomomi Katoh, Masanori Kusunoki, 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, Masanori Kusunoki, Tomomi Katoh, Masahiro Kuwata +2 more 2013-06-04
8454143 Liquid container, methods of assembling or disassembling liquid container, and image forming apparatus 2013-06-04
8393721 Imaging-material container, ink cartridge, and image forming apparatus Tomomi Katoh, Tadashi Hayakawa, Ikoh Soh, Akiko Bannai, Masahiro Kuwata +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, Toshiroh Tokuno, Tomomi Katoh, Masanori Kusunoki, Akiko Bannai +2 more 2012-10-23
8272723 Ink cartridge and image forming apparatus employing the ink cartridge Hiroyuki Yamashita 2012-09-25
8197045 Ink container comprising an ink pack and image forming apparatus incorporating the ink container 2012-06-12
8052262 Liquid container and image forming apparatus employing the liquid container Toshiroh Tokuno, Tomomi Katoh, Akiko Bannai, Masanori Kusunoki, Masahiro Kuwata +2 more 2011-11-08