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Jun-ichi Sakamoto
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Yokohama-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Magnesium-lithium alloy member, manufacturing method thereof, optic...
Patent number
12,134,807
Issue date
Nov 5, 2024
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Magnesium-lithium alloy member, manufacturing method thereof, optic...
Patent number
11,180,832
Issue date
Nov 23, 2021
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing optical element and optical element
Patent number
8,941,920
Issue date
Jan 27, 2015
Canon Kabushiki Kaisha
Kazuhiro Arai
G02 - OPTICS
Information
Patent Grant
Optical element and method of manufacturing optical element with ea...
Patent number
8,715,516
Issue date
May 6, 2014
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Optical element and method of manufacturing optical element with ea...
Patent number
7,929,209
Issue date
Apr 19, 2011
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
B82 - NANO-TECHNOLOGY
Patents Applications
last 30 patents
Information
Patent Application
ALLOY, ALLOY MEMBER, APPARATUS, AND METHOD OF MANUFACTURING ALLOY
Publication number
20240384376
Publication date
Nov 21, 2024
Canon Kabushiki Kaisha
HIROTOMO TAMIYA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
ALLOY, ALLOY MEMBER, INSTRUMENT, AND METHOD OF MANUFACTURING ALLOY
Publication number
20240279781
Publication date
Aug 22, 2024
Canon Kabushiki Kaisha
KEIICHI ISHIZUKA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ALLOY MEMBER, APPARATUS, AND METHOD FOR MANUFACTURING ALLOY MEMBER
Publication number
20230272548
Publication date
Aug 31, 2023
Canon Kabushiki Kaisha
HIROTOMO TAMIYA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
MAGNESIUM-LITHIUM ALLOY MEMBER, MANUFACTURING METHOD THEREOF, OPTIC...
Publication number
20220010412
Publication date
Jan 13, 2022
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
MAGNESIUM-LITHIUM ALLOY MEMBER, MANUFACTURING METHOD THEREOF, OPTIC...
Publication number
20200190636
Publication date
Jun 18, 2020
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF MANUFACTURING AN OPTICAL ELEMENT
Publication number
20130241090
Publication date
Sep 19, 2013
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
G02 - OPTICS
Information
Patent Application
METHOD OF PRODUCING WIRE-GRID POLARIZER AND WIRE-GRID POLARIZER
Publication number
20120176676
Publication date
Jul 12, 2012
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
G02 - OPTICS
Information
Patent Application
METHOD OF PRODUCING OPTICAL ELEMENT AND OPTICAL ELEMENT
Publication number
20110123765
Publication date
May 26, 2011
Canon Kabushiki Kaisha
Kazuhiro Arai
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND METHOD OF MANUFACTURING OPTICAL ELEMENT WITH EA...
Publication number
20110114598
Publication date
May 19, 2011
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
G02 - OPTICS
Information
Patent Application
OPTICAL ELEMENT AND METHOD OF MANUFACTURING OPTICAL ELEMENT
Publication number
20070201135
Publication date
Aug 30, 2007
Canon Kabushiki Kaisha
Jun-ichi Sakamoto
G02 - OPTICS