TO

Tohru Ohshima

Ricoh Company: 17 patents #1,283 of 9,818Top 15%
HC Hokuetsu Kishu Paper Co.: 1 patents #3 of 15Top 20%
Overall (All Time): #274,912 of 4,157,543Top 7%
17
Patents All Time

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
10105966 Treatment-target modification device, treatment-target modification system, image forming system, and image forming method Hiroyoshi Matsumoto 2018-10-23
9889680 Liquid discharge apparatus, method of applying treatment liquid to medium, and image forming method 2018-02-13
8845091 Variable printing medium having high glossiness, and recording method Michihiko Namba, Kiyofumi Nagai, Atsushi Hasegawa, Shuichi Oguma, Hisanori Sakatsume 2014-09-30
8586647 Recording ink, recording ink set, records, ink cartridge, recording method, and inkjet recording apparatus Mariko Kojima, Akihiko Gotoh, Michihiko Namba, Kiyofumi Nagai, Naoya Morohoshi 2013-11-19
8580159 Ink for inkjet recording, ink set for inkjet recording, ink media set for inkjet recording, ink cartridge, inkjet recording method, and inkjet recording apparatus Michihiko Namba, Akihiko Matsuyama, Naoya Morohoshi, Masayuki Koyano, Akihiko Gotoh +1 more 2013-11-12
8444755 Ink-jet recording ink, ink-jet recording ink set, ink-jet recording ink media set, ink cartridge, ink-jet recording method and ink-jet recording apparatus Michihiko Namba, Naoya Morohoshi, Akihiko Gotoh, Kiyofumi Nagai 2013-05-21
8425031 Inkjet medium, ink and inkjet recording method Kiyofumi Nagai, Yuuji Kojima, Yasuharu Onogi 2013-04-23
8337607 Recording ink, recording medium, ink media set, ink recorded matter, ink jet recording method, and ink jet recording apparatus Naoya Morohoshi, Kiyofumi Nagai 2012-12-25
8328343 Recording ink as well as ink media set, ink cartridge, ink recorded matter, inkjet recording apparatus and inkjet recording method Tamotsu Aruga, Masayuki Koyano, Akihiko Matsuyama, Hisashi Habashi, Hiroshi Goto +2 more 2012-12-11
8322839 Inkjet recording method, inkjet recording medium, and aqueous ink Kiyofumi Nagai 2012-12-04
8252207 Ink for inkjet recording, ink set for inkjet recording, ink media set for inkjet recording, ink cartridge, inkjet recording method, and inkjet recording apparatus Michihiko Namba, Akihiko Matsuyama, Naoya Morohoshi, Masayuki Koyano, Akihiko Gotoh +1 more 2012-08-28
8201935 Image recording method Kiyofumi Nagai 2012-06-19
8142849 Recording media, recording media-ink set, inkjet recording method and inkjet recording apparatus Naoya Morohoshi, Kiyofumi Nagai 2012-03-27
8096651 Ink-jet recording method, ink, ink cartridge, recording apparatus, and recorded matter Kiyofumi Nagai, Naoya Morohoshi, Michihiko Namba 2012-01-17
7938527 Ink, ink cartridge, ink jet recording apparatus, and ink jet recording method Naoya Morohoshi, Kiyofumi Nagai, Hiroyuki Kiyoi, Masanori Hirano, Shigetaka Sakakibara 2011-05-10
7919544 Ink-media set, ink composition, ink cartridge, inkjet recording method, inkjet recording apparatus, and ink recorded matter Akihiko Matsuyama, Tamotsu Aruga, Naoya Morohoshi, Hiroshi Goto 2011-04-05
7892340 Ink-jet recording ink, ink-jet recording ink set, ink-jet recording ink media set, ink cartridge, ink-jet recording method and ink-jet recording apparatus Michihiko Namba, Naoya Morohoshi, Akihiko Gotoh, Kiyofumi Nagai 2011-02-22