MT

Masashi Tsujimura

Canon: 19 patents #3,464 of 19,416Top 20%
Overall (All Time): #237,958 of 4,157,543Top 6%
19
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10259960 Aqueous ink, ink cartridge, and ink jet recording method Kuniaki Fujimoto, Shuhei Takiguchi 2019-04-16
9895901 Ink jet recording method and ink jet recording apparatus Takashi Saito 2018-02-20
9090789 Aqueous ink, ink jet recording method, ink cartridge and ink jet recording apparatus Shinichi Hakamada, Yoichi Takada, Yasuhiro Nito, Toshifumi Akasaka, Shinya Mishina 2015-07-28
8992674 Ink, ink cartridge and ink jet recording method Masayuki Ikegami, Masashi Ogasawara, Tetsu Iwata, Takashi Saito, Yojiro Kojima 2015-03-31
8986435 Ink, ink cartridge and ink jet recording method Takashi Saito, Masashi Ogasawara, Masayuki Ikegami, Tetsu Iwata 2015-03-24
8932394 Ink, ink cartridge and ink jet recording method Satoshi Kudo, Junichi Sakai, Masashi Ogasawara, Tetsu Iwata, Takashi Saito +1 more 2015-01-13
8469504 Ink set, ink jet recording method and ink jet recording apparatus Takashi Saito, Katsuhiro Shirota, Hirofumi Ichinose, Hiromitsu Kishi, Fumihiko Mukae +3 more 2013-06-25
8389600 Ink jet recording method, and ink jet recording apparatus Katsuhiko Suzuki, Katsuhiro Shirota, Hirofumi Ichinose, Hiromitsu Kishi, Takashi Saito +3 more 2013-03-05
8013051 Liquid composition, image forming method, cartridge, recording unit and ink jet recording apparatus Yuko Takada, Katsuhiro Shirota, Shinichi Hakamada, Maiko Yamada, Sayoko Harigaya 2011-09-06
7918928 Pigment ink, ink jet recording method, ink cartridge, recording unit and ink jet recording apparatus Takashi Saito, Katsuhiro Shirota, Shinichi Hakamada, Fumihiko Mukae, Katsuhiko Suzuki 2011-04-05
7705071 Aqueous ink, ink-jet recording method, ink cartridge, recording unit and ink jet recording apparatus Kouhei Nakagawa, Shinichi Hakamada, Tetsu Iwata, Masashi Ogasawara, Shuichi Okazaki 2010-04-27
7517073 Liquid composition, set of liquid composition and ink, ink jet recording apparatus, and image forming method Yasuhiro Nito, Shinichi Hakamada, Koromo Shirota, Kenji Shinjo, Yutaka Kurabayashi 2009-04-14
7377631 Aqueous ink, set of reaction liquid and aqueous ink, and image forming method Yoichi Takada, Junichi Sakai, Fumiaki Fujioka, Yasuhiro Nito, Takashi Imai +3 more 2008-05-27
7354145 Reaction solution, set of reaction solution and ink, inkjet recording apparatus and image recording method Yasuhiro Nito, Shinya Mishina, Shinichi Hakamada, Yoichi Takada, Toshifumi Akasaka 2008-04-08
7297203 Ink, ink set, ink jet recording method, ink cartridge and ink jet recording apparatus Yoichi Takada, Nobuyuki Matsumoto, Itaru Tsuji, Yuko Takada, Shinichi Hakamada +2 more 2007-11-20
7276110 Cyan ink and ink set Mikio Sanada, Yasuhiro Nito, Sadayuki Sugama 2007-10-02
6935732 Reaction solution, set of reaction solution and ink, inkjet recording apparatus and image recording method Yoichi Takada, Shinya Mishina, Shinichi Hakamada, Noriyasu Asaki, Yasuhiro Nito +1 more 2005-08-30
6932465 Reaction solution, set of reaction solution and ink, ink jet recording apparatus and image recording method Yasuhiro Nito, Shinya Mishina, Shinichi Hakamada, Yoichi Takada, Toshifumi Akasaka 2005-08-23
6929362 Ink set and image forming process, and water-based ink used therein Yoichi Takada, Shinya Mishina, Shinichi Hakamada, Yasuhiro Nito 2005-08-16