AB

Akiko Bannai

Ricoh Company: 39 patents #374 of 9,818Top 4%
Overall (All Time): #82,005 of 4,157,543Top 2%
39
Patents All Time

Issued Patents All Time

Showing 1–25 of 39 patents

Patent #TitleCo-InventorsDate
11970625 Liquid composition, liquid discharging device, and method of manufacturing liquid composition Masaki Kudo, Yukiko Ishijima 2024-04-30
11565528 Inkjet printing device and inkjet printing method Mio Akima, Hiroaki Takahashi 2023-01-31
11472199 Inkjet printing apparatus, inkjet printing method, and method for controlling glossiness of print image Hiroaki Takahashi, Kiminori Masuda, Yukiko Takamura 2022-10-18
11261342 Cleaning solution, set of ink and cleaning solution, cleaning method, cleaning apparatus, printing method, and printing apparatus Shizuka Kohzuki 2022-03-01
11179940 Liquid discharging device and wiping method Takumi Atake, Yohta Sakon, Hiroko Ohkura 2021-11-23
11130343 Wiping device, liquid discharging device, and wiping method Takumi Atake, Yohta Sakon, Hiroko Ohkura 2021-09-28
10301487 Inkjet recording device, cleaning method, and set of ink and cleaning liquid Hiroaki Takahashi, Michihiko Namba, Masahiro Kido, Yuta Nakamura, Naoto Shimura +1 more 2019-05-28
10189262 Cleaning liquid, container, inkjet printing method, inkjet printing device, and set of ink and cleaning liquid Yuta Nakamura, Michihiko Namba, Masahiro Kido, Hiroaki Takahashi, Hikaru Kobayashi +2 more 2019-01-29
10040961 Cleaning solution, set of ink and cleaning solution, cleaning solution stored container, inkjet printing apparatus, and inkjet printing method Shizuka Kohzuki 2018-08-07
9879144 Cleaning solution, set of ink and cleaning solution, cleaning method, cleaning apparatus, printing method, and printing apparatus Shizuka Kohzuki 2018-01-30
9757942 Inkjet recording method and inkjet recording device Kiminori Masuda, Takashi Tamai, Naoko Kitaoka, Kohta Akiyama 2017-09-12
9505234 Inkjet recording method and inkjet recording device Hidefumi Nagashima, Mariko Kojima, Michihiko Namba 2016-11-29
9217092 Inkjet recording method, inkjet recording device, and ink recorded matter Kiminori Masuda, Mariko Kojima, Tsutomu Maekawa, Takashi Tamai 2015-12-22
8979255 Ink cartridge and method of replenishing ink cartridge Tomohiro Inoue 2015-03-17
8899711 Inkjet recording method, inkjet recording device, and recorded material Kiminori Masuda, Mariko Kojima, Takashi Tamai, Tomohiko Kohda, Naoko Kitaoka 2014-12-02
8646886 Ink cartridge and an imaging apparatus Tadashi Hayakawa, Shotaro Takeuchi, Toshiroh Tokuno, Tomomi Katoh, Masanori Kusunoki +2 more 2014-02-11
8486185 Inkjet recording ink, ink cartridge and inkjet recording apparatus Masaki Kudoh, Mariko Kojima, Keita Katoh 2013-07-16
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
8454142 Liquid carrying container and image forming device Toshiroh Tokuno, Shotaro Takeuchi, Masanori Kusunoki, Tomomi Katoh, Masahiro Kuwata +2 more 2013-06-04
8454136 Ink cartridge and image forming apparatus employing the ink cartridge Tomomi Katoh, Tadashi Hayakawa, Ikoh Soh, Toshiroh Tokuno, Shotaro Takeuchi +2 more 2013-06-04
8393721 Imaging-material container, ink cartridge, and image forming apparatus Tomomi Katoh, Tadashi Hayakawa, Ikoh Soh, Shotaro Takeuchi, 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
8303099 Recording ink, ink cartridge, ink record, inkjet recording apparatus, and inkjet recording method Mariko Kojima, Tomohiro Inoue, Akihiko Gotoh, Michihiko Namba, Hisashi Habashi +1 more 2012-11-06
8292414 Ink cartridge and an imaging apparatus Tadashi Hayakawa, Shotaro Takeuchi, Toshiroh Tokuno, Tomomi Katoh, Masanori Kusunoki +2 more 2012-10-23
8052262 Liquid container and image forming apparatus employing the liquid container Toshiroh Tokuno, Tomomi Katoh, Shotaro Takeuchi, Masanori Kusunoki, Masahiro Kuwata +2 more 2011-11-08