EH

Eiju Hirai

SE Seiko Epson: 125 patents #15 of 7,774Top 1%
Overall (All Time): #9,116 of 4,157,543Top 1%
125
Patents All Time

Issued Patents All Time

Showing 101–125 of 125 patents

Patent #TitleCo-InventorsDate
8926070 Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric device Toshihiro Shimizu, Hiroshi Ito, Jiro Kato 2015-01-06
8914955 Method for manufacturing piezoelectric element and method for manufacturing liquid ejection head Hiroshi Ito, Toshihiro Shimizu, Jiro Kato 2014-12-23
8876261 Actuator, liquid ejecting head, and liquid ejecting apparatus 2014-11-04
8819903 Manufacturing method of a piezoelectric element and a liquid ejecting head Toshihiro Shimizu, Jiro Kato, Hiroshi Ito 2014-09-02
8752938 Liquid ejecting head and liquid ejecting apparatus Hiromu Miyazawa, Hiroshi Ito, Jiro Kato, Toshihiro Shimizu 2014-06-17
8727510 Liquid ejection head and liquid ejection apparatus Shiro Yazaki, Koji Sumi, Motoki Takabe, Jiro Kato, Hiroshi Ito +4 more 2014-05-20
8721055 Liquid-ejecting head, liquid-ejecting apparatus, and piezoelectric device Toshihiro Shimizu, Hiroshi Ito, Jiro Kato 2014-05-13
8702210 Piezoelectric element, liquid ejecting head and liquid ejecting apparatus 2014-04-22
8702197 Piezoelectric actuator, liquid ejection head, and liquid ejection apparatus Naoto Yokoyama, Chikara KOJIMA 2014-04-22
8632168 Piezoelectric element, liquid ejecting head, liquid ejecting apparatus, and methods for the manufacture thereof Chikara KOJIMA 2014-01-21
8613498 Method of manufacturing a liquid jet head and a liquid jet apparatus Shiro Yazaki, Setsuya Iwashita, Tsutomu Nishiwaki 2013-12-24
8506057 Liquid droplet ejecting head and liquid droplet ejecting apparatus 2013-08-13
8485646 Liquid ejecting head and liquid ejecting apparatus Naoto Yokoyama 2013-07-16
8459783 Liquid ejecting head and liquid ejecting apparatus Hiroshi Ito, Toshihiro Shimizu, Jiro Kato 2013-06-11
8360558 Liquid droplet discharging head and liquid droplet discharging apparatus Shiro Yazaki 2013-01-29
8313177 Actuator, liquid droplet ejecting head, and manufacturing method thereof, and liquid droplet ejecting apparatus Shiro Yazaki 2012-11-20
8292410 Liquid ejecting head, liquid ejecting apparatus, and actuator device Shiro Yazaki 2012-10-23
8262203 Liquid ejecting head and liquid ejecting apparatus Hiroshi Ito, Toshihiro Shimizu, Jiro Kato 2012-09-11
8057018 Method of manufacturing a liquid jet head and a liquid jet apparatus Shiro Yazaki, Setsuya Iwashita, Tsutomu Nishiwaki 2011-11-15
7976126 Liquid jet head, line type liquid jet head, printer, line type printer and film forming apparatus 2011-07-12
7907156 Display device and electronic paper Masayoshi Todorokihara, Yuko Komatsu 2011-03-15
7766464 Piezoelectric element, piezoelectric actuator, ink jet recording head, ink jet printer, surface acoustic wave element, frequency filter, oscillator, electronic circuit, thin film piezoelectric resonator, and electronic apparatus Motohisa Noguchi 2010-08-03
7721440 Method for manufacturing inkjet head Noboru Furuya 2010-05-25
7616375 Display device, method for manufacturing display device, and electronic paper Masayoshi Todorokihara, Yuko Komatsu 2009-11-10
7350904 Piezoelectric element, piezoelectric actuator, ink jet recording head, ink jet printer, surface acoustic wave element, frequency filter, oscillator, electronic circuit, thin film piezoelectric resonator, and electronic apparatus Motohisa Noguchi 2008-04-01