Issued Patents All Time
Showing 25 most recent of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9388322 | Ink, ink cartridge and ink jet recording process | Hiroshi Kakikawa, Kouhei Nakagawa, Yuhei Shimizu, Takakazu Mizutani | 2016-07-12 |
| 9045660 | Ink set and ink jet recording method | Takakazu Mizutani, Kouhei Nakagawa, Yuhei Shimizu, Hiroshi Kakikawa | 2015-06-02 |
| 8944562 | Printing apparatus and control method therefor | Yoshinori Nakagawa, Yuji Konno, Tomoki Yamamuro | 2015-02-03 |
| RE44863 | Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus | Hiroshi Kakikawa, Masako Udagawa, Shuichi Okazaki, Yuuhei Shimizu, Hideyuki Takai +2 more | 2014-04-29 |
| 8636350 | Ink, ink cartridge, and ink jet recording method | Eiichi Nakata, Yoshio Nakajima, Yuhei Shimizu | 2014-01-28 |
| 8602546 | Ink, ink cartridge, and ink jet recording method | Yuhei Shimizu, Eiichi Nakata, Yoshio Nakajima | 2013-12-10 |
| 8602547 | Ink, ink cartridge, and ink jet recording method | Eiichi Nakata, Yoshio Nakajima, Yuhei Shimizu | 2013-12-10 |
| 8517495 | Inkjet recording apparatus and inkjet recording system | Hinako Iritani, Hiroshi Tajika | 2013-08-27 |
| 8273168 | Ink, ink jet recording method, ink cartridge, and ink jet recording apparatus | Hiroshi Kakikawa, Masako Udagawa, Shuichi Okazaki, Yuuhei Shimizu, Hideyuki Takai +2 more | 2012-09-25 |
| 7909449 | Ink jet recording apparatus and ink jet recording method | Shin Sato, Yoshihisa Yamashita, Kenji Nishiguchi, Aki Takano | 2011-03-22 |
| 7901500 | Ink set, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image forming method | Hirofumi Ichinose, Kouhei Nakagawa, Masako Udagawa | 2011-03-08 |
| 7868060 | Aqueous ink, ink jet recording method, ink cartridge, recording unit, ink jet recording apparatus, and image | Junichi Sakai, Kousuke Yamasaki, Katsuhiko Suzuki, Itaru Tsuji, Aki Takano +1 more | 2011-01-11 |
| 7854798 | Ink set, image forming method, ink jet recording method, ink cartridge, and recording unit | Masako Udagawa, Hirofumi Ichinose, Kouhei Nakagawa, Shinichi Hakamada | 2010-12-21 |
| 7402200 | Aqueous ink, ink set, and image-forming method | Takashi Imai, Mikio Sanada, Yasuhiro Nito, Tetsu Iwata, Shinichi Hakamada +1 more | 2008-07-22 |
| 7381257 | Aqueous ink, ink-jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Shinichi Hakamada, Masako Udagawa, Kouhei Nakagawa, Hirofumi Ichinose, Nobuyuki Matsumoto | 2008-06-03 |
| 7291361 | Image forming process, image-recorded article, liquid composition and ink-jet recording apparatus | Hiroyuki Ogino, Motoo Urawa, Muneyoshi Sunada, Yoichi Takada, Masanori Ito +3 more | 2007-11-06 |
| 7247196 | Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Shin Sato, Jun Yoshizawa, Kunihiko Nakamura, Kumiko Mafune, Daiji Okamura | 2007-07-24 |
| 7198665 | Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus | Kunihiko Nakamura, Shin Sato, Jun Yoshizawa, Kumiko Mafune, Daiji Okamura | 2007-04-03 |
| 7198664 | Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Kumiko Mafune, Daiji Okamura | 2007-04-03 |
| 7144452 | Ink jet black ink, ink set, ink jet recording method, ink cartridge, recording unit, and ink jet recording apparatus | Kumiko Mafune, Daiji Okamura, Shin Sato, Jun Yoshizawa, Kunihiko Nakamura | 2006-12-05 |
| 7055943 | Ink set for ink-jet recording, recording unit, ink-jet recording apparatus and ink-jet recording method | Mariko Suzuki, Shoji Koike, Makoto Aoki, Koromo Shirota, Yasuhiro Nito | 2006-06-06 |
| 7029109 | Ink, ink set, ink jet recording method, ink jet recording apparatus, recording unit and ink cartridge | Koromo Shirota, Shoji Koike, Makoto Aoki, Mariko Suzuki, Yasuhiro Nito | 2006-04-18 |
| 6874881 | Ink, ink cartridge, recording unit, ink jet recording method, ink jet recording apparatus and method for stabilizing ink discharge | Mariko Suzuki, Shoji Koike, Makoto Aoki, Koromo Shirota, Yasuhiro Nito | 2005-04-05 |
| 6848781 | Image forming process, image-recorded article, liquid composition and ink-jet recording apparatus | Hiroyuki Ogino, Motoo Urawa, Muneyoshi Sunada, Yoichi Takada, Masanori Ito +3 more | 2005-02-01 |
| 6698876 | Aqueous fluorescent ink, recording unit, ink cartridge, ink jet recording apparatus, and ink jet recording method | Shinichi Sato, Shoji Koike, Shinichi Hakamada | 2004-03-02 |