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Tomoki SAKASHITA
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Chino, JP
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Patents Grants
last 30 patents
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Patent Grant
Interference filter and MEMS element having connected first and sec...
Patent number
9,971,143
Issue date
May 15, 2018
Seiko Epson Corporation
Teruyuki Nishimura
G02 - OPTICS
Information
Patent Grant
Light filter, manufacturing method of light filter, and optical device
Patent number
8,917,450
Issue date
Dec 23, 2014
Seiko Epson Corporation
Daisuke Saito
G02 - OPTICS
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
Patents Applications
last 30 patents
Information
Patent Application
INTERFERENCE FILTER, AND METHOD OF MANUFACTURING INTERFERENCE FILTER
Publication number
20230009008
Publication date
Jan 12, 2023
SEIKO EPSON CORPORATION
Tomoki SAKASHITA
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
INTERFERENCE FILTER, OPTICAL FILTER DEVICE, OPTICAL MODULE, ELECTRO...
Publication number
20150029591
Publication date
Jan 29, 2015
SEIKO EPSON CORPORATION
Teruyuki NISHIMURA
G02 - OPTICS
Information
Patent Application
WAVELENGTH VARIABLE INTERFERENCE FILTER, OPTICAL FILTER DEVICE, OPT...
Publication number
20140240836
Publication date
Aug 28, 2014
SEIKO EPSON CORPORATION
Susumu SHINTO
G02 - OPTICS
Information
Patent Application
WAVELENGTH VARIABLE INTERFERENCE FILTER, OPTICAL FILTER DEVICE, OPT...
Publication number
20140240835
Publication date
Aug 28, 2014
SEIKO EPSON CORPORATION
Tomoki SAKASHITA
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
LIGHT FILTER, MANUFACTURING METHOD OF LIGHT FILTER, AND OPTICAL DEVICE
Publication number
20120105991
Publication date
May 3, 2012
SEIKO EPSON CORPORATION
Daisuke SAITO
G02 - OPTICS
Information
Patent Application
Method of forming film pattern, method of manufacturing device, ele...
Publication number
20060183036
Publication date
Aug 17, 2006
Seiko Epson Corporation
Tomoki Sakashita
G02 - OPTICS