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 1–25 of 125 patents

Patent #TitleCo-InventorsDate
12427770 Liquid ejecting head and liquid ejecting apparatus Motoki Takabe, Masaki Mori 2025-09-30
12420550 Liquid ejecting head and liquid ejecting apparatus Yu SHIOZAWA, Hitoshi TAKAAI, Takahiro Kanegae 2025-09-23
12420547 Liquid ejecting head and liquid ejecting apparatus Yu SHIOZAWA, Hitoshi TAKAAI, Motoki Takabe, Takahiro Kanegae 2025-09-23
12377654 Piezoelectric actuator and manufacturing method thereof, liquid droplet discharge head, and ultrasonic device Motoki Takabe 2025-08-05
12377650 Liquid ejecting apparatus Yu SHIOZAWA, Masaki Mori, Motoki Takabe, Hitoshi TAKAAI 2025-08-05
12370791 Liquid discharge device and system Motoki Takabe, Yu SHIOZAWA, Masaki Mori, Hitoshi TAKAAI 2025-07-29
12365176 Liquid ejecting apparatus Yu SHIOZAWA 2025-07-22
12358285 Liquid discharge head and liquid discharge device Masaki Mori, Motoki Takabe 2025-07-15
12330418 Liquid discharge head and liquid discharge device Masaki Mori, Yu SHIOZAWA, Motoki Takabe, Hitoshi TAKAAI, Michiya Kubokawa 2025-06-17
12296589 Liquid discharge head and liquid discharge device Yu SHIOZAWA, Masaki Mori, Motoki Takabe, Hitoshi TAKAAI 2025-05-13
12138925 Liquid ejecting head and liquid ejecting apparatus Shotaro Tamai, Yoichi Naganuma, Yuma Fukuzawa, Hitoshi TAKAAI 2024-11-12
12103304 Liquid discharge head and liquid discharge device Masaki Mori, Yu SHIOZAWA, Hitoshi TAKAAI, Motoki Takabe 2024-10-01
12043029 Liquid ejecting head, liquid ejecting apparatus, and liquid ejecting method Takanori Aimono, Akinori TANIUCHI, Shotaro Tamai 2024-07-23
11951737 Liquid discharge head unit and liquid discharge device Shoichiro Yokoo, Noritaka IDE, Masaki Mori, Yu SHIOZAWA 2024-04-09
11872814 Liquid ejecting head and liquid ejecting apparatus Yu SHIOZAWA, Masaki Mori 2024-01-16
11833818 Liquid ejecting head and liquid ejecting apparatus Yuma Fukuzawa, Yoichi Naganuma, Shotaro Tamai, Akinori TANIUCHI 2023-12-05
11648774 Piezoelectric actuator, liquid ejecting head, and liquid ejecting apparatus Takanori Aimono 2023-05-16
11565524 Liquid ejecting head and liquid ejecting apparatus Takanori Aimono, Masao Nakayama, Junichi Karasawa, Yoshihiro Hokari 2023-01-31
11446928 Liquid discharging head and method of manufacturing liquid discharging head Motoki Takabe, Hiroaki Okui 2022-09-20
11390079 MEMS device, liquid ejecting head, liquid ejecting apparatus, manufacturing method of MEMS device, manufacturing method of liquid ejecting head, and manufacturing method of liquid ejecting apparatus Daisuke Yamada, Motoki Takabe, Yasuyuki Matsumoto, Yoichi Naganuma 2022-07-19
11273639 Liquid ejecting head, liquid ejecting apparatus, and electronic device Masaki Mori, Motoki Takabe 2022-03-15
11192366 Liquid ejecting head and liquid ejecting apparatus Hiroaki Okui, Toru Kashimura, Yuki Watanabe 2021-12-07
11123986 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric device Shiro Yazaki 2021-09-21
11043625 Piezoelectric device, MEMS device, liquid ejecting head, and liquid ejecting apparatus Katsutomo Tsukahara, Motoki Takabe, Daisuke Yamada, Yasuyuki Matsumoto, Shuichi Tanaka 2021-06-22
11020973 Piezoelectric device, liquid ejecting head, liquid ejecting apparatus, and manufacturing method of piezoelectric device Masao Nakayama, Yasuhiro ITAYAMA, Naoto Yokoyama, Motoki Takabe 2021-06-01