YS

Yasuto Sakai

SE Seiko Epson: 59 patents #133 of 7,774Top 2%
NL Nippon Sheet Glass Company, Limited: 8 patents #98 of 836Top 15%
SB Silicon Valley Bank: 1 patents #13 of 56Top 25%
Overall (All Time): #31,270 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 26–50 of 68 patents

Patent #TitleCo-InventorsDate
7325915 Ink cartridge having retaining structure Hisashi Miyazawa, Munehide Kanaya, Masaki Shimomura, Satoshi Nakata, Yoshihiro Koizumi +3 more 2008-02-05
7293866 Ink cartridge for ink jet recording device Hisashi Miyazawa, Satoshi Shinada, Atsushi Kobayashi 2007-11-13
7249832 Liquid cartridge and method for manufacturing liquid cartridge Satoshi Shinada, Taku Ishizawa, Akira Ichihashi, Yuichi Seki, Akihiko Kitazawa 2007-07-31
7249821 Ink cartridge and recording apparatus Koichi Toba, Satoshi Shinada 2007-07-31
7244018 Ink cartridge having retaining structure and memory Kazuhiro Hashii, Satoshi Shinada, Kazumasa Harada, Kazuaki Aoki 2007-07-17
7237882 Ink cartridge having retaining structure and recording apparatus for receiving the ink cartridge Hisashi Miyazawa, Munehide Kanaya, Masaki Shimomura, Satoshi Nakata, Yoshihiro Koizumi +3 more 2007-07-03
7237883 Ink cartridge having positioning structure and recording apparatus for receiving the ink cartridge Kazuhiro Hashii, Satoshi Shinada, Kazumasa Harada, Kazuaki Aoki 2007-07-03
7222949 Method for manufacturing liquid cartridge and a liquid cartridge Akira Ichihashi, Kenji Ito, Yuichi Seki, Satoshi Shinada, Taku Ishizawa 2007-05-29
7213913 Ink cartridge Hisashi Miyazawa, Satoshi Shinada 2007-05-08
7192107 Information communicating member, liquid container having information communicating member and liquid ejecting apparatus Takakazu Fukano, Tomio Yokoyama, Kenji Ito, Yoshiharu Aruga 2007-03-20
7178902 Ink cartridge and ink-jet recording apparatus Takeo Seino, Satoshi Shinada, Hisashi Miyazawa, Masaki Shimomura, Satoshi Nakata 2007-02-20
D536374 Ink cartridge for printer Satoshi Shinada 2007-02-06
7165835 Ink cartridge and method of ink injection thereinto Mutsuhiko Ota, Yukiharu Suda, Hisashi Koike, Satoshi Shinada, Michinari Tsukahara +1 more 2007-01-23
7150520 Printing apparatus and ink cartridge therefor Satoshi Shinada, Tomio Yokoyama, Kazuhiro Hashii, Atsuhiko Takeuchi, Kazumasa Harada 2006-12-19
7147309 Liquid cartridge Satoshi Shinada, Taku Ishizawa, Akira Ichihashi, Yuichi Seki, Akihiko Kitazawa +1 more 2006-12-12
7140712 Liquid cartridge Takahiro Naka, Atsushi Kobayashi, Satoshi Shinada 2006-11-28
D531208 Ink cartridge for printer Satoshi Shinada, Taku Ishizawa 2006-10-31
7125108 Liquid cartridge Koichi Toba, Satoshi Shinada, Kenji Ito, Akira Ichihashi, Yuichi Seki +2 more 2006-10-24
7097293 Pressure differential regulating valve unit, a liquid cartridge and a method for assembling a liquid cartridge Akira Ichihashi, Kenji Ito, Satoshi Shinada, Taku Ishizawa 2006-08-29
7029104 Ink cartridge and recording apparatus Koichi Toba, Satoshi Shinada 2006-04-18
7018030 Ink cartridge and ink-jet recording apparatus Takeo Seino, Satoshi Shinada, Hisashi Miyazawa, Masaki Shimomura, Satoshi Nakata 2006-03-28
7008053 Ink cartridge and recording apparatus Kazuhiro Hashii, Satoshi Shinada, Kazumasa Harada, Kazuaki Aoki 2006-03-07
6979079 Ink cartridge and recording apparatus Kazuhiro Hashii, Satoshi Shinada, Kazumasa Harada, Kazuaki Aoki 2005-12-27
D511792 Ink cartridge for printer Satoshi Shinada, Taku Ishizawa 2005-11-22
6955422 Ink cartridge Hisashi Miyazawa, Munehide Kanaya, Masaki Shimomura, Satoshi Nakata, Yoshihiro Koizumi +1 more 2005-10-18