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 51–75 of 125 patents

Patent #TitleCo-InventorsDate
10173421 Piezoelectric element, liquid ejecting head, and piezoelectric device Masao Nakayama, Naoto Yokoyama, Motoki Takabe, Toshihiro Shimizu 2019-01-08
10150294 Inkjet head and inkjet printer Toshiaki Hamaguchi, Yoichi Naganuma, Motoki Takabe 2018-12-11
10134976 Piezoelectric element, liquid discharging head provided with piezoelectric element, and liquid discharging apparatus Motoki Takabe, Toshihiro Shimizu, Naoto Yokoyama, Eiji OSAWA 2018-11-20
10121957 Method for manufacturing a liquid discharging head or portion thereof Toshiaki Hamaguchi, Tsuyoshi Yoda 2018-11-06
10059101 Liquid ejection head and liquid ejection apparatus Shiro Yazaki, Koji Sumi, Motoki Takabe, Jiro Kato, Hiroshi Ito +4 more 2018-08-28
10059102 Inkjet head and inkjet printer Toshiaki Hamaguchi, Yoichi Naganuma, Motoki Takabe 2018-08-28
10029459 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Motoki Takabe, Katsutomo Tsukahara, Yoichi Naganuma, Munehide Saimen 2018-07-24
10011113 Manufacturing method of head Toshiaki Hamaguchi, Yoichi Naganuma, Motoki Takabe 2018-07-03
10000061 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Yoichi Naganuma, Yoshihiro Hokari, Masao Nakayama, Takeshi Saito, Toshihiro Shimizu 2018-06-19
9969162 MEMS device, liquid ejecting head, and liquid ejecting apparatus Munehide Saimen, Masao Nakayama 2018-05-15
9962935 Piezoelectric device, liquid ejection head, and liquid ejection apparatus Motoki Takabe, Shiro Yazaki, Yuma Fukuzawa 2018-05-08
9950514 Piezoelectric element, liquid ejecting head, and piezoelectric element device Masao Nakayama, Naoto Yokoyama, Motoki Takabe, Yoichi Naganuma 2018-04-24
9944077 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Yoichi Naganuma, Toshiaki Hamaguchi, Motoki Takabe 2018-04-17
9937717 Piezoelectric device, inspection method for piezoelectric device, and liquid ejecting head Katsutomo Tsukahara, Motoki Takabe, Yoshihiro Hokari 2018-04-10
9925770 Wiring substrate, MEMS device, liquid ejecting head, and liquid ejecting apparatus Motoki Takabe, Shuichi Tanaka, Yasuyuki Matsumoto, Koji Asada 2018-03-27
9919522 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Yoichi Naganuma, Toshiaki Hamaguchi, Motoki Takabe 2018-03-20
9919523 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Motoki Takabe, Katsutomo Tsukahara, Yoichi Naganuma, Munehide Saimen 2018-03-20
9914301 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Motoki Takabe, Katsutomo Tsukahara, Yoichi Naganuma, Munehide Saimen 2018-03-13
9914300 Head and liquid ejecting apparatus with electrically connecting bumps Toshiaki Hamaguchi, Yoichi Naganuma, Motoki Takabe 2018-03-13
9908331 MEMS device and liquid ejecting head Motoki Takabe, Katsutomo Tsukahara, Yoichi Naganuma, Munehide Saimen 2018-03-06
9844939 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Motoki Takabe, Katsutomo Tsukahara, Yoichi Naganuma, Munehide Saimen 2017-12-19
9770907 MEMS device, liquid ejecting head, and liquid ejecting apparatus Katsutomo Tsukahara, Motoki Takabe, Masao Nakayama, Munehide Saimen 2017-09-26
9751307 Piezoelectric device, liquid ejection head, and liquid ejection apparatus Motoki Takabe, Shiro Yazaki, Yuma Fukuzawa 2017-09-05
9705066 Head and liquid ejecting apparatus Toshiaki Hamaguchi, Yoichi Naganuma, Motoki Takabe 2017-07-11
9666784 Piezoelectric element, liquid discharging head provided with piezoelectric element, and liquid discharging apparatus Motoki Takabe, Toshihiro Shimizu, Naoto Yokoyama, Eiji OSAWA 2017-05-30