YN

Yoichi Naganuma

SE Seiko Epson: 49 patents #216 of 7,774Top 3%
NS Nippon Steel: 1 patents #2,111 of 4,423Top 50%
Overall (All Time): #53,947 of 4,157,543Top 2%
50
Patents All Time

Issued Patents All Time

Showing 26–50 of 50 patents

Patent #TitleCo-InventorsDate
10059102 Inkjet head and inkjet printer Eiju Hirai, Toshiaki Hamaguchi, Motoki Takabe 2018-08-28
10029459 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Katsutomo Tsukahara, Munehide Saimen 2018-07-24
10011113 Manufacturing method of head Toshiaki Hamaguchi, Eiju Hirai, Motoki Takabe 2018-07-03
10000060 Liquid ejecting head and liquid ejecting apparatus Shunsuke Watanabe, Motoki Takabe, Shingo Tomimatsu 2018-06-19
10000061 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Yoshihiro Hokari, Masao Nakayama, Takeshi Saito, Toshihiro Shimizu 2018-06-19
9969159 Liquid ejecting head and liquid ejecting apparatus Shunsuke Watanabe, Motoki Takabe, Shingo Tomimatsu 2018-05-15
9950514 Piezoelectric element, liquid ejecting head, and piezoelectric element device Masao Nakayama, Eiju Hirai, Naoto Yokoyama, Motoki Takabe 2018-04-24
9944077 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Eiju Hirai, Toshiaki Hamaguchi, Motoki Takabe 2018-04-17
9919523 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Katsutomo Tsukahara, Munehide Saimen 2018-03-20
9919522 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, and manufacturing method of liquid ejecting head Eiju Hirai, Toshiaki Hamaguchi, Motoki Takabe 2018-03-20
9914301 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Katsutomo Tsukahara, Munehide Saimen 2018-03-13
9914300 Head and liquid ejecting apparatus with electrically connecting bumps Toshiaki Hamaguchi, Eiju Hirai, Motoki Takabe 2018-03-13
9908331 MEMS device and liquid ejecting head Eiju Hirai, Motoki Takabe, Katsutomo Tsukahara, Munehide Saimen 2018-03-06
9844939 Piezoelectric device, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Katsutomo Tsukahara, Munehide Saimen 2017-12-19
9705066 Head and liquid ejecting apparatus Toshiaki Hamaguchi, Eiju Hirai, Motoki Takabe 2017-07-11
9610770 Liquid ejecting head and liquid ejecting apparatus Yoshinao Miyata, Eiju Hirai, Motoki Takabe 2017-04-04
9573371 Head and liquid ejecting apparatus Toshiaki Hamaguchi, Eiju Hirai, Motoki Takabe 2017-02-21
9553251 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of piezoelectric device Masao Nakayama, Eiju Hirai, Takeshi Saito, Yoshihiro Hokari 2017-01-24
9434162 Liquid ejecting head and liquid ejecting apparatus Yoshinao Miyata, Eiju Hirai, Motoki Takabe 2016-09-06
9421767 Liquid ejecting head and manufacturing method of liquid ejecting head Eiju Hirai 2016-08-23
9393784 Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Yuma Fukuzawa 2016-07-19
9375921 Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus Eiju Hirai, Motoki Takabe, Yuma Fukuzawa 2016-06-28
9346270 Liquid ejecting head and liquid ejecting apparatus Motoki Takabe, Eiju Hirai, Shunya Fukuda, Akira MIYAGISHI 2016-05-24
9022529 Liquid ejecting head and liquid ejecting apparatus Hitoshi TAKAAI, Yuma Fukuzawa 2015-05-05
5103893 Method and apparatus for detecting level of molten metal Masaki Motomura 1992-04-14