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Tatsuo Sawasaki
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Fujimi-machi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and actuator
Patent number
12,023,929
Issue date
Jul 2, 2024
Seiko Epson Corporation
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Piezoelectric device, liquid ejecting head, liquid ejecting apparat...
Patent number
12,017,456
Issue date
Jun 25, 2024
Seiko Epson Corporation
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Piezoelectric device and liquid ejecting head
Patent number
11,938,731
Issue date
Mar 26, 2024
Seiko Epson Corporation
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejection head, liquid ejection apparatus, piezoelectric devi...
Patent number
11,858,270
Issue date
Jan 2, 2024
Seiko Epson Corporation
Toshihiro Shimizu
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Piezoelectric device, liquid ejecting head, liquid ejecting apparat...
Patent number
11,801,678
Issue date
Oct 31, 2023
Seiko Epson Corporation
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Liquid ejecting head, liquid ejecting apparatus, and actuator
Patent number
11,766,864
Issue date
Sep 26, 2023
Seiko Epson Corporation
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Piezoelectric element and method for manufacturing the same, liquid...
Patent number
8,147,041
Issue date
Apr 3, 2012
Seiko Epson Corporation
Akira Kuriki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for manufacturing ferroelectric memory
Patent number
7,553,677
Issue date
Jun 30, 2009
Seiko Epson Corporation
Yukio Kitahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ferroelectric capacitor and its manufacturing method and ferroelect...
Patent number
7,547,629
Issue date
Jun 16, 2009
Seiko Epson Corporation
Hiroaki Tamura
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metal thin film and method of manufacturing the same, dielectric ca...
Patent number
7,425,738
Issue date
Sep 16, 2008
Seiko Epson Corporation
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor memory device and method for manufacturing the same
Patent number
7,244,979
Issue date
Jul 17, 2007
Seiko Epson Corporation
Yukihiro Iwasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Memory cell array including ferroelectric capacitors, method for ma...
Patent number
6,930,340
Issue date
Aug 16, 2005
Seiko Epson Corporation
Kazumasa Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Ferroelectric memory, method of fabricating the same, semiconductor...
Patent number
6,924,155
Issue date
Aug 2, 2005
Seiko Epson Corporation
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming a ferroelectric film by direct annealing of the f...
Patent number
6,884,631
Issue date
Apr 26, 2005
Seiko Epson Corporation
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method of forming ferroelectric film, ferroelectric memory, method...
Patent number
6,787,371
Issue date
Sep 7, 2004
Seiko Epson Corporation
Tatsuo Sawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND ACTUATOR
Publication number
20230339229
Publication date
Oct 26, 2023
SEIKO EPSON CORPORATION
Harunobu KOIKE
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PIEZOELECTRIC DEVICE, LIQUID EJECTING HEAD, LIQUID EJECTING APPARAT...
Publication number
20220363057
Publication date
Nov 17, 2022
SEIKO EPSON CORPORATION
Harunobu KOIKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC DEVICE, LIQUID EJECTING HEAD, LIQUID EJECTING APPARAT...
Publication number
20220363058
Publication date
Nov 17, 2022
SEIKO EPSON CORPORATION
Harunobu KOIKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC DEVICE
Publication number
20220324231
Publication date
Oct 13, 2022
SEIKO EPSON CORPORATION
Harunobu KOIKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PIEZOELECTRIC DEVICE AND LIQUID EJECTING HEAD
Publication number
20220314621
Publication date
Oct 6, 2022
SEIKO EPSON CORPORATION
Harunobu KOIKE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
LIQUID EJECTING HEAD, LIQUID EJECTING APPARATUS, AND ACTUATOR
Publication number
20220097371
Publication date
Mar 31, 2022
SEIKO EPSON CORPORATION
Harunobu Koike
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
LIQUID EJECTION HEAD, LIQUID EJECTION APPARATUS, PIEZOELECTRIC DEVI...
Publication number
20210362501
Publication date
Nov 25, 2021
SEIKO EPSON CORPORATION
Toshihiro SHIMIZU
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
PIEZOELECTRIC ELEMENT AND METHOD FOR MANUFACTURING THE SAME, LIQUID...
Publication number
20100110148
Publication date
May 6, 2010
SEIKO EPSON CORPORATION
Akira Kuriki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
DIELECTRIC CAPACITOR
Publication number
20080019075
Publication date
Jan 24, 2008
SEIKO EPSON CORPORATION
Tatsuo SAWASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR MANUFACTURING FERROELECTRIC MEMORY
Publication number
20080020490
Publication date
Jan 24, 2008
SEIKO EPSON CORPORATION
Yukio KITAHARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FERROELECTRIC MEMORY AND METHOD FOR MANUFACTURING FERROELECTRIC MEMORY
Publication number
20070131994
Publication date
Jun 14, 2007
SEIKO EPSON CORPORATION
Tatsuo SAWASAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FERROELECTRIC CAPACITOR AND ITS MANUFACTURING METHOD AND FERROELECT...
Publication number
20070029594
Publication date
Feb 8, 2007
SEIKO EPSON CORPORATION
Hiroaki TAMURA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Semiconductor memory device and method for manufacturing the same
Publication number
20060138506
Publication date
Jun 29, 2006
Seiko Epson Corporation
Yukihiro Iwasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Metal thin film and method of manufacturing the same, dielectric ca...
Publication number
20050230731
Publication date
Oct 20, 2005
SEIKO EPSON CORPORATION
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Memory cell array including ferroelectric capacitors, method for ma...
Publication number
20040173827
Publication date
Sep 9, 2004
SEIKO EPSON CORPORATION
Kazumasa Hasegawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Ferroelectric memory, method of fabricating the same, semiconductor...
Publication number
20040152213
Publication date
Aug 5, 2004
SEIKO EPSON CORPORATION
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of forming ferroelectric film, ferroelectric memory, method...
Publication number
20040080991
Publication date
Apr 29, 2004
SEIKO EPSON CORPORATION
Tatsuo Sawasaki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Method of forming ferroelectric film, ferroelectric memory, method...
Publication number
20040016952
Publication date
Jan 29, 2004
SEIKO EPSON CORPORATION
Tatsuo Sawasaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...