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Koji KITAHARA
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Ina, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Resonator device and method for manufacturing resonator device
Patent number
11,728,782
Issue date
Aug 15, 2023
Seiko Epson Corporation
Masahiro Fujii
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Grant
Variable wavelength interference filter, optical module, and optica...
Patent number
10,473,913
Issue date
Nov 12, 2019
Seiko Epson Corporation
Akira Sano
G02 - OPTICS
Information
Patent Grant
Optical filter, optical module, electronic apparatus, and method of...
Patent number
10,007,106
Issue date
Jun 26, 2018
Seiko Epson Corporation
Susumu Shinto
G02 - OPTICS
Information
Patent Grant
Wavelength tunable interference filter, method for manufacturing wa...
Patent number
9,588,333
Issue date
Mar 7, 2017
Seiko Epson Corporation
Akira Sano
G02 - OPTICS
Information
Patent Grant
Interference filter having Ag—Bi—Nd alloy film
Patent number
9,322,966
Issue date
Apr 26, 2016
Seiko Epson Corporation
Susumu Shinto
G01 - MEASURING TESTING
Information
Patent Grant
Tunable interference filter, optical module, and electronic device
Patent number
8,970,957
Issue date
Mar 3, 2015
Seiko Epson Corporation
Koji Kitahara
G01 - MEASURING TESTING
Information
Patent Grant
Wavelength variable interference filter, optical module, and light...
Patent number
8,947,782
Issue date
Feb 3, 2015
Seiko Epson Company
Nozomu Hirokubo
G01 - MEASURING TESTING
Information
Patent Grant
Optical filter and method for manufacturing optical filter
Patent number
8,848,292
Issue date
Sep 30, 2014
Seiko Epson Corporation
Koji Kitahara
G02 - OPTICS
Information
Patent Grant
Method of manufacturing variable wavelength interference filter and...
Patent number
8,593,723
Issue date
Nov 26, 2013
Seiko Epson Corporation
Koji Kitahara
G01 - MEASURING TESTING
Information
Patent Grant
Electrostatic actuator, droplet discharging head, method of manufac...
Patent number
8,083,328
Issue date
Dec 27, 2011
Seiko Epson Corporation
Koji Kitahara
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Ejection device and inkjet head with silicon nozzle plate
Patent number
6,863,375
Issue date
Mar 8, 2005
Seiko Epson Corporation
Tomohiro Makigaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method for manufacturing an electrostatic actuator
Patent number
6,799,834
Issue date
Oct 5, 2004
Seiko Epson Corporation
Masahiro Fujii
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Electrostatic actuator, manufacturing method therefor, and liquid d...
Patent number
6,450,625
Issue date
Sep 17, 2002
Seiko Epson Corporation
Masahiro Fujii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Methods for manufacturing an electrostatic actuator
Patent number
6,410,107
Issue date
Jun 25, 2002
Seiko Epson Corporation
Kazuhiko Sato
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Method of forming nozzle for injection device and method of manufac...
Patent number
6,375,858
Issue date
Apr 23, 2002
Seiko Epson Corporation
Tomohiro Makigaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Electrostatic actuator and manufacturing method therefor
Patent number
6,190,003
Issue date
Feb 20, 2001
Seiko Epson Corporation
Kazuhiko Sato
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Patents Applications
last 30 patents
Information
Patent Application
Method Of Manufacturing Liquid Discharging Head, Method Of Manufact...
Publication number
20240326437
Publication date
Oct 3, 2024
SEIKO EPSON CORPORATION
Shinichi YOTSUYA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SINGLE CRYSTAL SILICON SUBSTRATE, LIQUID DISCHARGE HEAD, AND METHOD...
Publication number
20230364907
Publication date
Nov 16, 2023
SEIKO EPSON CORPORATION
Masahiro FUJII
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
SINGLE CRYSTAL SILICON SUBSTRATE, LIQUID DISCHARGE HEAD, AND METHOD...
Publication number
20230364910
Publication date
Nov 16, 2023
SEIKO EPSON CORPORATION
Shinichi YOTSUYA
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
CIRCUIT BOARD, METHOD FOR MANUFACTURING CIRCUIT BOARD, AND RESONATO...
Publication number
20230292441
Publication date
Sep 14, 2023
SEIKO EPSON CORPORATION
Koji Kitahara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Resonator Device And Method For Manufacturing Resonator Device
Publication number
20230033936
Publication date
Feb 2, 2023
SEIKO EPSON CORPORATION
Masahiro FUJII
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
Vibration Device And Method For Manufacturing Vibration Device
Publication number
20220286107
Publication date
Sep 8, 2022
SEIKO EPSON CORPORATION
Koji KITAHARA
H03 - BASIC ELECTRONIC CIRCUITRY
Information
Patent Application
WAVELENGTH TUNABLE INTERFERENCE FILTER, OPTICAL FILTER DEVICE, OPTI...
Publication number
20180157027
Publication date
Jun 7, 2018
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
VARIABLE WAVELENGTH INTERFERENCE FILTER, OPTICAL MODULE, AND OPTICA...
Publication number
20180129035
Publication date
May 10, 2018
SEIKO EPSON CORPORATION
Akira SANO
G02 - OPTICS
Information
Patent Application
INTERFERENCE FILTER HAVING Ag-Sm-Cu REFLECTIVE FILM
Publication number
20150253564
Publication date
Sep 10, 2015
SEIKO EPSON CORPORATION
Susumu SHINTO
G02 - OPTICS
Information
Patent Application
LIGHT FILTER, OPTICAL MODULE, ELECTRONIC DEVICE, AND MANUFACTURING...
Publication number
20150248004
Publication date
Sep 3, 2015
SEIKO EPSON CORPORATION
Tomoki SAKASHITA
G02 - OPTICS
Information
Patent Application
LIGHT FILTER, OPTICAL MODULE, AND ELECTRONIC DEVICE
Publication number
20150248005
Publication date
Sep 3, 2015
SEIKO EPSON CORPORATION
Susumu SHINTO
G02 - OPTICS
Information
Patent Application
WAVELENGTH VARIABLE INTERFERENCE FILTER, OPTICAL MODULE, AND LIGHT...
Publication number
20150124324
Publication date
May 7, 2015
SEIKO EPSON CORPORATION
Nozomu HIROKUBO
G02 - OPTICS
Information
Patent Application
OPTICAL FILTER, OPTICAL MODULE, ELECTRONIC APPARATUS, AND METHOD OF...
Publication number
20150042362
Publication date
Feb 12, 2015
SEIKO EPSON CORPORATION
Susumu SHINTO
G02 - OPTICS
Information
Patent Application
WAVELENGTH TUNABLE INTERFERENCE FILTER, METHOD FOR MANUFACTURING WA...
Publication number
20140191116
Publication date
Jul 10, 2014
Akira SANO
G02 - OPTICS
Information
Patent Application
WAVELENGTH TUNABLE INTERFERENCE FILTER, OPTICAL FILTER DEVICE, OPTI...
Publication number
20140091211
Publication date
Apr 3, 2014
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
TUNABLE INTERFERENCE FILTER, OPTICAL MODULE, AND ELECTRONIC DEVICE
Publication number
20120212822
Publication date
Aug 23, 2012
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
VARIABLE WAVELENGTH INTERFERENCE FILTER, OPTICAL MODULE, AND OPTICA...
Publication number
20120188646
Publication date
Jul 26, 2012
SEIKO EPSON CORPORATION
Akira SANO
G02 - OPTICS
Information
Patent Application
METHOD FOR PRODUCING TUNABLE INTERFERENCE FILTER
Publication number
20120132349
Publication date
May 31, 2012
SEIKO EPSON CORPORATION
Yasushi MATSUNO
G02 - OPTICS
Information
Patent Application
OPTICAL FILTER AND METHOD FOR MANUFACTURING OPTICAL FILTER
Publication number
20120120495
Publication date
May 17, 2012
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
WAVELENGTH VARIABLE INTERFERENCE FILTER, OPTICAL MODULE, AND LIGHT...
Publication number
20120120402
Publication date
May 17, 2012
SEIKO EPSON CORPORATION
Nozomu HIROKUBO
G02 - OPTICS
Information
Patent Application
INTERFERENCE FILTER, OPTICAL MODULE, AND ANALYSIS DEVICE
Publication number
20120044570
Publication date
Feb 23, 2012
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
INTERFERENCE FILTER, OPTICAL MODULE, AND ANALYZING DEVICE
Publication number
20120019812
Publication date
Jan 26, 2012
SEIKO EPSON CORPORATION
Susumu SHINTO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
INTERFERENCE FILTER, OPTICAL MODULE, AND ANALYZING DEVICE
Publication number
20120019827
Publication date
Jan 26, 2012
SEIKO EPSON CORPORATION
Susumu SHINTO
G02 - OPTICS
Information
Patent Application
METHOD OF MANUFACTURING VARIABLE WAVELENGTH INTERFERENCE FILTER AND...
Publication number
20110252636
Publication date
Oct 20, 2011
SEIKO EPSON CORPORATION
Koji KITAHARA
G02 - OPTICS
Information
Patent Application
ELECTROSTATIC ACTUATOR, DROPLET DISCHARGING HEAD, METHOD OF MANUFAC...
Publication number
20080165225
Publication date
Jul 10, 2008
SEIKO EPSON CORPORATION
Koji KITAHARA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Method for manufacturing an electrostatic actuator
Publication number
20030003618
Publication date
Jan 2, 2003
Masahiro Fujii
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Ejection device, inkjet head, method of forming nozzle for ejection...
Publication number
20020056698
Publication date
May 16, 2002
Tomohiro Makigaki
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Electrostatic actuator and manufacturing method therefor
Publication number
20010000329
Publication date
Apr 19, 2001
Kazuhiko Sato
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS