TY

Tsutomu Yokouchi

FU Fujifilm: 23 patents #323 of 4,519Top 8%
Fujitsu Limited: 5 patents #6,029 of 24,456Top 25%
Overall (All Time): #136,838 of 4,157,543Top 4%
28
Patents All Time

Issued Patents All Time

Showing 1–25 of 28 patents

Patent #TitleCo-InventorsDate
12172440 Liquid jetting structure, liquid jetting head, and liquid jetting device Hiroshi Komatsu 2024-12-24
8960848 Liquid ejection head, liquid ejection apparatus and abnormality detection method for liquid ejection head 2015-02-24
8851623 Liquid ejection device and maintenance method thereof 2014-10-07
8696088 Nozzle surface cleaning apparatus, maintenance method using same, and droplet ejection apparatus Norihisa Takada, Hiroshi Inoue 2014-04-15
8413328 Method of manufacturing flow channel substrate for liquid ejection head 2013-04-09
8371685 Inkjet head and inkjet recording method Naoki Kusunoki 2013-02-12
8123334 Liquid ejection head and image forming apparatus Yoshimitsu Arai 2012-02-28
8038891 Method of manufacturing nozzle plate and method of manufacturing liquid ejection head 2011-10-18
8012538 Method of manufacturing at least one projecting section of nozzle plate, nozzle plate, inkjet head and image forming apparatus 2011-09-06
7963634 Liquid ejection head, liquid ejection apparatus and method of manufacturing liquid ejection head 2011-06-21
7814657 Method of manufacturing flow channel substrate for liquid ejection head 2010-10-19
7744194 Liquid ejection head 2010-06-29
7713429 Method of manufacturing nozzle plate, and liquid ejection head and image forming apparatus comprising nozzle plate 2010-05-11
7651198 Liquid droplet ejection head and image forming apparatus 2010-01-26
7647697 Method of manufacturing nozzle plate, method of manufacturing liquid ejection head, and matrix structure for manufacturing nozzle plate 2010-01-19
7607762 Nozzle plate, method of manufacturing nozzle plate, liquid droplet ejection head, method of manufacturing liquid droplet ejection head, and image forming apparatus Manabu Katsumura, Shinya Sugimoto 2009-10-27
7534556 Method of manufacturing nozzle plate, liquid droplet ejection head and image forming apparatus 2009-05-19
7422314 Liquid ejection head, image forming apparatus and method of manufacturing liquid ejection head 2008-09-09
7372449 Display device, image display device and display method Kenichi Kodama, Seiichi Inoue, Ryoichi Yamamoto, Kazuo Sanada, Koichi Kimura 2008-05-13
7354138 Liquid droplet discharge head, manufacturing method thereof, and image forming apparatus 2008-04-08
7332209 Laminated structure formed of thin plates Toshiya Kojima 2008-02-19
7304620 Image display apparatus and image display method Ryoichi Yamamoto, Seiichi Inoue, Kenichi Kodama, Kazuo Sanada, Koichi Kimura 2007-12-04
7273267 Bubble-eliminating liquid filling method, droplet discharging apparatus, and inkjet recording apparatus Toshiya Kojima 2007-09-25
7255977 Method of manufacturing nozzle plate 2007-08-14
7222956 Image display apparatus Kazuo Sanada 2007-05-29