MA

Masakatsu Arai

RK Riso Kagaku: 11 patents #39 of 551Top 8%
📍 Kure, JP: #57 of 736 inventorsTop 8%
Overall (All Time): #463,329 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
9010913 Ink cartridge 2015-04-21
8585815 Non-aqueous inkjet ink Syotaro Kon, Hiroshi Hayashi, Kenji Shimomura, Teruaki Okawa 2013-11-19
8414696 Non-aqueous pigment ink Shin-Ichirou Shimura 2013-04-09
7799123 Inkjet ink Toshihiro Endo, Ruri Watanabe 2010-09-21
7344213 Method and system for calculating ink residue and ink container Manabu Iwamoto, Kenji Oshima 2008-03-18
7168797 Ink container Kaoru Kimura 2007-01-30
D524366 Ink container Kaoru Kimura 2006-07-04
7040223 Stencil printing ink container, stencil printing ink cartridge, method of manufacturing the ink cartridge, and inner plug for the ink container Kaoru Kimura 2006-05-09
6899028 Container Takahiro Wakayama 2005-05-31
6854837 Ink supply system and ink supply method for stencil printer and ink container Hirohide Hashimoto, Kaoru Kimura, Kenji Oshima 2005-02-15
6810803 Stencil printing ink container Hirohide Hashimoto, Kenichi Oshio 2004-11-02