TS

Toshiyasu Sakai

Canon: 51 patents #700 of 19,416Top 4%
NC Nippondenso Co.: 10 patents #165 of 3,479Top 5%
Overall (All Time): #37,894 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 26–50 of 61 patents

Patent #TitleCo-InventorsDate
8123330 Circuit board for ink jet head, ink jet head having the same, method for cleaning the head and ink jet printing apparatus using the head Ichiro Saito, Teruo Ozaki, Sakai Yokoyama, Takahiro Matsui, Takuya Hatsui +1 more 2012-02-28
8079675 Ink jet recording head and manufacturing method of ink jet recording head Teruo Ozaki, Ichiro Saito, Kenji Ono, Satoshi Ibe, Sakai Yokoyama +1 more 2011-12-20
8057017 Ink jet recording head with ink supply ports having a cross-section with varying width Shuji Koyama, Kenji Ono, Jun Yamamuro 2011-11-15
8002374 Printhead driving method, printhead substrate, printhead, head cartridge, and printing apparatus Yoshiyuki Imanaka, Nobuyuki Hirayama, Ichiro Saito, Muga Mochizuki, Takaaki Yamaguchi +1 more 2011-08-23
7954238 Method of manufacturing ink jet circuit board with heaters and electrodes constructed to reduce corrosion Kazuaki Shibata, Kenji Ono, Teruo Ozaki, Satoshi Ibe, Ichiro Saito +1 more 2011-06-07
7950769 Circuit board for ink jet head, ink jet head having the same, method for cleaning the head and ink jet printing apparatus using the head Ichiro Saito, Teruo Ozaki, Sakai Yokoyama, Takahiro Matsui, Takuya Hatsui +1 more 2011-05-31
7901045 Ink jet recording head and method for manufacturing the same Kazuya Abe, Kenji Ono, Hiroyuki Abo, Noriyasu Ozaki, Mitsuru Chida 2011-03-08
7862155 Ink jet head circuit board, method of manufacturing the same and ink jet head using the same Kazuaki Shibata, Sakai Yokoyama, Kenji Ono, Teruo Ozaki, Satoshi Ibe +1 more 2011-01-04
7857429 Ink jet recording head and manufacturing method of ink jet recording head Teruo Ozaki, Ichiro Saito, Kenji Ono, Satoshi Ibe, Sakai Yokoyama +1 more 2010-12-28
7824560 Manufacturing method for ink jet recording head chip, and manufacturing method for ink jet recording head Shuji Koyama, Kenji Ono, Jun Yamamuro 2010-11-02
7727411 Manufacturing method of substrate for ink jet head and manufacturing method of ink jet recording head Jun Yamamuro, Shuji Koyama, Kenji Ono 2010-06-01
7681993 Circuit board for ink jet head, method of manufacturing the same, and ink jet head using the same Kenji Ono, Teruo Ozaki, Ichiro Saito, Satoshi Ibe, Sakai Yokoyama +1 more 2010-03-23
7669981 Ink jet print head substrate, ink jet print head, ink jet printing apparatus, and method of manufacturing ink jet print head substrate Teruo Ozaki, Ichiro Saito, Sakai Yokoyama, Kenji Ono, Satoshi Ibe +1 more 2010-03-02
7641316 Ink jet head circuit board, method of manufacturing the same and ink jet head using the same Teruo Ozaki, Kenji Ono, Ichiro Saito, Sakai Yokoyama, Satoshi Ibe +1 more 2010-01-05
7591071 Manufacturing Method of Semiconductive Element and Ink Jet Head Substrate Satoshi Ibe, Teruo Ozaki, Ichiro Saito, Sakai Yokoyama, Kenji Ono +1 more 2009-09-22
7575294 Printhead substrate, printhead using the substrate, head cartridge including the printhead, method of driving the printhead, and printing apparatus using the printhead Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Takaaki Yamaguchi, Ichiro Saito +1 more 2009-08-18
7566116 Ink jet head circuit board, method of manufacturing the same and ink jet head using the same Ichiro Saito, Teruo Ozaki, Sakai Yokoyama, Kenji Ono, Satoshi Ibe +1 more 2009-07-28
7533969 Ink jet print head substrate, ink jet print head, ink jet printing apparatus, and method of manufacturing ink jet print head substrate Teruo Ozaki, Ichiro Saito, Sakai Yokoyama, Kenji Ono, Satoshi Ibe +1 more 2009-05-19
7393084 Substrate for ink jet head with TaCr alloy protective layer, ink jet head utilizing the same and producing method therefor Ichiro Saito, Sakai Yokoyama, Teruo Ozaki 2008-07-01
7374275 Ink jet head circuit board with heaters and electrodes constructed to reduce corrosion, method of manufacturing the same and ink jet head using the same Kazuaki Shibata, Kenji Ono, Teruo Ozaki, Satoshi Ibe, Ichiro Saito +1 more 2008-05-20
7344218 Printhead driving method, printhead substrate, printhead, head cartridge and printing apparatus Yoshiyuki Imanaka, Nobuyuki Hirayama, Ichiro Saito, Muga Mochizuki, Takaaki Yamaguchi +1 more 2008-03-18
7338150 Substrate for liquid discharge head, liquid discharge head using substrate for liquid discharge head and method of manufacturing the same Satoshi Ibe, Teruo Ozaki, Yoshiyuki Imanaka, Takuya Hatsui, Kenji Ono +3 more 2008-03-04
7306327 Substrate for ink jet head, ink jet head using the same, and manufacturing method thereof Ichiro Saito, Sakai Yokoyama, Teruo Ozaki 2007-12-11
7255426 Substrate for liquid discharge head, liquid discharge head using substrate for liquid discharge head and method of manufacturing the same Satoshi Ibe, Teruo Ozaki, Yoshiyuki Imanaka, Takuya Hatsui, Kenji Ono +3 more 2007-08-14
7216960 Method of driving a printhead using a constant current and operating MOS transistor in saturation region Yoshiyuki Imanaka, Teruo Ozaki, Takuya Hatsui, Takaaki Yamaguchi, Ichiro Saito +1 more 2007-05-15