Eiju HIRAI

Person

Azumino, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 12,138,925
- Issue date Nov 12, 2024
- Seiko Epson Corporation
- Shotaro Tamai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge head and liquid discharge device
- Patent number 12,103,304
- Issue date Oct 1, 2024
- Seiko Epson Corporation
- Masaki Mori
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and liquid ejectin...
- Patent number 12,043,029
- Issue date Jul 23, 2024
- Seiko Epson Corporation
- Takanori Aimono
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge head unit and liquid discharge device
- Patent number 11,951,737
- Issue date Apr 9, 2024
- Seiko Epson Corporation
- Shoichiro Yokoo
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 11,872,814
- Issue date Jan 16, 2024
- Seiko Epson Corporation
- Eiju Hirai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 11,833,818
- Issue date Dec 5, 2023
- Seiko Epson Corporation
- Yuma Fukuzawa
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Piezoelectric actuator, liquid ejecting head, and liquid ejecting a...
- Patent number 11,648,774
- Issue date May 16, 2023
- Seiko Epson Corporation
- Takanori Aimono
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 11,565,524
- Issue date Jan 31, 2023
- Seiko Epson Corporation
- Takanori Aimono
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharging head and method of manufacturing liquid discharg...
- Patent number 11,446,928
- Issue date Sep 20, 2022
- Seiko Epson Corporation
- Motoki Takabe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MEMS device, liquid ejecting head, liquid ejecting apparatus, manuf...
- Patent number 11,390,079
- Issue date Jul 19, 2022
- Seiko Epson Corporation
- Daisuke Yamada
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and electronic device
- Patent number 11,273,639
- Issue date Mar 15, 2022
- Seiko Epson Corporation
- Masaki Mori
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 11,192,366
- Issue date Dec 7, 2021
- Seiko Epson Corporation
- Hiroaki Okui
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...
- Patent number 11,123,986
- Issue date Sep 21, 2021
- Seiko Epson Corporation
- Eiju Hirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Piezoelectric device, MEMS device, liquid ejecting head, and liquid...
- Patent number 11,043,625
- Issue date Jun 22, 2021
- Seiko Epson Corporation
- Katsutomo Tsukahara
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Grant
Piezoelectric device, liquid ejecting head, liquid ejecting apparat...
- Patent number 11,020,973
- Issue date Jun 1, 2021
- Seiko Epson Corporation
- Masao Nakayama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ejecting head and liquid ejecting apparatus
- Patent number 10,913,272
- Issue date Feb 9, 2021
- Seiko Epson Corporation
- Satoshi Takemoto
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharging head and liquid discharging apparatus
- Patent number 10,894,408
- Issue date Jan 19, 2021
- Seiko Epson Corporation
- Motoki Takabe
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge head having a wiring substrate with surface wiring...
- Patent number 10,889,115
- Issue date Jan 12, 2021
- Seiko Epson Corporation
- Eiju Hirai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge head, liquid discharge apparatus, and wiring subst...
- Patent number 10,857,790
- Issue date Dec 8, 2020
- Seiko Epson Corporation
- Osamu Tonomura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting unit, liquid ejecting apparat...
- Patent number 10,857,785
- Issue date Dec 8, 2020
- Seiko Epson Corporation
- Eiju Hirai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and wiring substrate
- Patent number 10,814,628
- Issue date Oct 27, 2020
- Seiko Epson Corporation
- Daisuke Yamada
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid discharge head, liquid discharge apparatus, and piezoelectri...
- Patent number 10,773,523
- Issue date Sep 15, 2020
- Seiko Epson Corporation
- Osamu Tonomura
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Piezoelectric device, liquid ejecting head, and liquid ejecting app...
- Patent number 10,737,493
- Issue date Aug 11, 2020
- Seiko Epson Corporation
- Naoto Yokoyama
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MEMS device, liquid ejecting head, liquid ejecting apparatus, and m...
- Patent number 10,639,889
- Issue date May 5, 2020
- Seiko Epson Corporation
- Shohei Mizuta
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejection head, liquid ejection apparatus, and electronic device
- Patent number 10,625,503
- Issue date Apr 21, 2020
- Seiko Epson Corporation
- Shingo Tomimatsu
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...
- Patent number 10,611,151
- Issue date Apr 7, 2020
- Seiko Epson Corporation
- Eiju Hirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...
- Patent number 10,611,152
- Issue date Apr 7, 2020
- Seiko Epson Corporation
- Ichiro Asaoka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
MEMS device, liquid ejecting head, and liquid ejecting apparatus
- Patent number 10,603,914
- Issue date Mar 31, 2020
- Seiko Epson Corporation
- Masashi Fujioka
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Liquid ejection head, liquid ejecting apparatus, and piezoelectric...
- Patent number 10,569,540
- Issue date Feb 25, 2020
- Seiko Epson Corporation
- Eiju Hirai
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...
- Patent number 10,562,302
- Issue date Feb 18, 2020
- Seiko Epson Corporation
- Naoto Yokoyama
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

Information Patent Application
Liquid Ejecting Head And Liquid Ejecting Apparatus
- Publication number 20240165951
- Publication date May 23, 2024
- SEIKO EPSON CORPORATION
- Motoki TAKABE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid Ejecting Head And Liquid Ejecting Apparatus
- Publication number 20240165963
- Publication date May 23, 2024
- SEIKO EPSON CORPORATION
- Masaki MORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20240165950
- Publication date May 23, 2024
- SEIKO EPSON CORPORATION
- Eiju HIRAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid Ejecting Head And Liquid Ejecting Apparatus
- Publication number 20240066861
- Publication date Feb 29, 2024
- SEIKO EPSON CORPORATION
- Yu SHIOZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid Ejecting Head And Liquid Ejecting Apparatus
- Publication number 20240066868
- Publication date Feb 29, 2024
- SEIKO EPSON CORPORATION
- Yu SHIOZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC...
- Publication number 20230382114
- Publication date Nov 30, 2023
- SEIKO EPSON CORPORATION
- Yasushi YAMAZAKI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Piezoelectric Actuator And Manufacturing Method Thereof, Liquid Dro...
- Publication number 20230347647
- Publication date Nov 2, 2023
- SEIKO EPSON CORPORATION
- Motoki TAKABE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Method Of Manufacturing Piezoelectric Element
- Publication number 20230354709
- Publication date Nov 2, 2023
- SEIKO EPSON CORPORATION
- Motoki TAKABE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE DEVICE AND SYSTEM
- Publication number 20230294395
- Publication date Sep 21, 2023
- SEIKO EPSON CORPORATION
- Motoki TAKABE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING APPARATUS
- Publication number 20230278335
- Publication date Sep 7, 2023
- SEIKO EPSON CORPORATION
- Yu SHIOZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE
- Publication number 20230249462
- Publication date Aug 10, 2023
- SEIKO EPSON CORPORATION
- Masaki MORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING APPARATUS
- Publication number 20230182465
- Publication date Jun 15, 2023
- SEIKO EPSON CORPORATION
- Yu SHIOZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE
- Publication number 20230166498
- Publication date Jun 1, 2023
- SEIKO EPSON CORPORATION
- Masaki MORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE
- Publication number 20230166506
- Publication date Jun 1, 2023
- SEIKO EPSON CORPORATION
- Yu SHIOZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE
- Publication number 20230020673
- Publication date Jan 19, 2023
- SEIKO EPSON CORPORATION
- Masaki MORI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD UNIT AND LIQUID DISCHARGE DEVICE
- Publication number 20230018898
- Publication date Jan 19, 2023
- SEIKO EPSON CORPORATION
- Noritaka IDE
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGE HEAD UNIT AND LIQUID DISCHARGE DEVICE
- Publication number 20230020830
- Publication date Jan 19, 2023
- SEIKO EPSON CORPORATION
- Shoichiro YOKOO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20220258472
- Publication date Aug 18, 2022
- SEIKO EPSON CORPORATION
- Eiju Hirai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND LIQUID EJECTIN...
- Publication number 20220203676
- Publication date Jun 30, 2022
- SEIKO EPSON CORPORATION
- Takanori AIMONO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20210362498
- Publication date Nov 25, 2021
- SEIKO EPSON CORPORATION
- Shotaro TAMAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Liquid Ejecting Head And Liquid Ejecting Apparatus
- Publication number 20210323303
- Publication date Oct 21, 2021
- SEIKO EPSON CORPORATION
- Yuma FUKUZAWA
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20210245509
- Publication date Aug 12, 2021
- SEIKO EPSON CORPORATION
- Takanori AIMONO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID DISCHARGING HEAD AND METHOD OF MANUFACTURING LIQUID DISCHARG...
- Publication number 20210146686
- Publication date May 20, 2021
- SEIKO EPSON CORPORATION
- Motoki TAKABE
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
MEMS DEVICE, LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, MANUF...
- Publication number 20210129535
- Publication date May 6, 2021
- SEIKO EPSON CORPORATION SEIKO EPSON CORPORATION SEIKO EPSON CORPORATION
- Daisuke YAMADA
- B81 - MICRO-STRUCTURAL TECHNOLOGY
Information Patent Application
Piezoelectric Actuator, Liquid Ejecting Head, And Liquid Ejecting A...
- Publication number 20210060946
- Publication date Mar 4, 2021
- SEIKO EPSON CORPORATION
- Takanori AIMONO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20210023844
- Publication date Jan 28, 2021
- SEIKO EPSON CORPORATION
- Hiroaki OKUI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND ELECTRONIC DEVICE
- Publication number 20200307207
- Publication date Oct 1, 2020
- SEIKO EPSON CORPORATION
- Masaki MORI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING UNIT, LIQUID EJECTING APPARAT...
- Publication number 20200207077
- Publication date Jul 2, 2020
- SEIKO EPSON CORPORATION
- Eiju HIRAI
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC...
- Publication number 20200207092
- Publication date Jul 2, 2020
- SEIKO EPSON CORPORATION
- Eiju HIRAI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS
- Publication number 20190389218
- Publication date Dec 26, 2019
- SEIKO EPSON CORPORATION
- Satoshi TAKEMOTO
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Person

Patents Grantslast 30 patents

Liquid ejecting head and liquid ejecting apparatus

Liquid discharge head and liquid discharge device

Liquid ejecting head, liquid ejecting apparatus, and liquid ejectin...

Liquid discharge head unit and liquid discharge device

Liquid ejecting head and liquid ejecting apparatus

Liquid ejecting head and liquid ejecting apparatus

Piezoelectric actuator, liquid ejecting head, and liquid ejecting a...

Liquid ejecting head and liquid ejecting apparatus

Liquid discharging head and method of manufacturing liquid discharg...

MEMS device, liquid ejecting head, liquid ejecting apparatus, manuf...

Liquid ejecting head, liquid ejecting apparatus, and electronic device

Liquid ejecting head and liquid ejecting apparatus

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...

Piezoelectric device, MEMS device, liquid ejecting head, and liquid...

Piezoelectric device, liquid ejecting head, liquid ejecting apparat...

Liquid ejecting head and liquid ejecting apparatus

Liquid discharging head and liquid discharging apparatus

Liquid discharge head having a wiring substrate with surface wiring...

Liquid discharge head, liquid discharge apparatus, and wiring subst...

Liquid ejecting head, liquid ejecting unit, liquid ejecting apparat...

Liquid ejecting head, liquid ejecting apparatus, and wiring substrate

Liquid discharge head, liquid discharge apparatus, and piezoelectri...

Piezoelectric device, liquid ejecting head, and liquid ejecting app...

MEMS device, liquid ejecting head, liquid ejecting apparatus, and m...

Liquid ejection head, liquid ejection apparatus, and electronic device

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...

MEMS device, liquid ejecting head, and liquid ejecting apparatus

Liquid ejection head, liquid ejecting apparatus, and piezoelectric...

Liquid ejecting head, liquid ejecting apparatus, and piezoelectric...

Patents Applicationslast 30 patents

Liquid Ejecting Head And Liquid Ejecting Apparatus

Liquid Ejecting Head And Liquid Ejecting Apparatus

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

Liquid Ejecting Head And Liquid Ejecting Apparatus

Liquid Ejecting Head And Liquid Ejecting Apparatus

LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC...

Piezoelectric Actuator And Manufacturing Method Thereof, Liquid Dro...

Method Of Manufacturing Piezoelectric Element

LIQUID DISCHARGE DEVICE AND SYSTEM

LIQUID EJECTING APPARATUS

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE

LIQUID EJECTING APPARATUS

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE

LIQUID DISCHARGE HEAD AND LIQUID DISCHARGE DEVICE

LIQUID DISCHARGE HEAD UNIT AND LIQUID DISCHARGE DEVICE

LIQUID DISCHARGE HEAD UNIT AND LIQUID DISCHARGE DEVICE

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND LIQUID EJECTIN...

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

Liquid Ejecting Head And Liquid Ejecting Apparatus

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

LIQUID DISCHARGING HEAD AND METHOD OF MANUFACTURING LIQUID DISCHARG...

MEMS DEVICE, LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, MANUF...

Piezoelectric Actuator, Liquid Ejecting Head, And Liquid Ejecting A...

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS

LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND ELECTRONIC DEVICE

LIQUID EJECTING HEAD, LIQUID EJECTING UNIT, LIQUID EJECTING APPARAT...

LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND PIEZOELECTRIC...

LIQUID EJECTING HEAD AND LIQUID EJECTING APPARATUS