TS

Toshiyasu Sakai

Canon: 7 patents #91 of 3,266Top 3%
Overall (2011): #7,044 of 364,097Top 2%
7
Patents 2011

Issued Patents 2011

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
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