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Kohei YOSHIMOTO
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Kawasaki, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical glass, optical element including optical glass, and optical...
Patent number
12,319,616
Issue date
Jun 3, 2025
The University of Tokyo
Hiroyuki Inoue
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical glass, optical element including optical glass, and optical...
Patent number
11,236,009
Issue date
Feb 1, 2022
The University of Tokyo
Hiroyuki Inoue
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical glass, optical element composed of optical glass, optical s...
Patent number
11,203,548
Issue date
Dec 21, 2021
Nikon Corporation
Kohei Yoshimoto
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Grant
Optical glass, optical element and optical device using optical glass
Patent number
10,246,368
Issue date
Apr 2, 2019
Nikon Corporation
Tatsunori Kawashima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical glass, optical element using optical glass, and optical device
Patent number
9,988,300
Issue date
Jun 5, 2018
Nikon Corporation
Kohei Yoshimoto
C03 - GLASS MINERAL OR SLAG WOOL
Patents Applications
last 30 patents
Information
Patent Application
GLASS MANUFACTURING APPARATUS, GLASS, OPTICAL SYSTEM, OPTICAL DEVIC...
Publication number
20250230088
Publication date
Jul 17, 2025
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
GLASS COMPOSITION AND STANDARD REFERENCE GLASS
Publication number
20250206655
Publication date
Jun 26, 2025
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT, OPTICAL SYSTEM, CEMENTED LENS, INTE...
Publication number
20240116798
Publication date
Apr 11, 2024
Nikon Corporation
Shuhei TAKASU
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
GLASS COMPOSITION AND METHOD FOR PRODUCING GLASS COMPOSITION
Publication number
20230365455
Publication date
Nov 16, 2023
Nikon Corporation
Kohei YOSHIMOTO
G01 - MEASURING TESTING
Information
Patent Application
HOLDING MEMBER, GLASS MANUFACTURING APPARATUS USING SAME, AND GLASS...
Publication number
20230286848
Publication date
Sep 14, 2023
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT, OPTICAL SYSTEM, INTERCHANGEABLE LEN...
Publication number
20220227660
Publication date
Jul 21, 2022
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT, OPTICAL SYSTEM, INTERCHANGEABLE LEN...
Publication number
20220162112
Publication date
May 26, 2022
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT INCLUDING OPTICAL GLASS, AND OPTICAL...
Publication number
20220119302
Publication date
Apr 21, 2022
THE UNIVERSITY OF TOKYO
Hiroyuki INOUE
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT COMPOSED OF OPTICAL GLASS, OPTICAL S...
Publication number
20220064051
Publication date
Mar 3, 2022
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT COMPOSED OF OPTICAL GLASS, OPTICAL S...
Publication number
20200223739
Publication date
Jul 16, 2020
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT INCLUDING OPTICAL GLASS, AND OPTICAL...
Publication number
20190185369
Publication date
Jun 20, 2019
THE UNIVERSITY OF TOKYO
Hiroyuki INOUE
C03 - GLASS MINERAL OR SLAG WOOL
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT AND OPTICAL DEVICE USING OPTICAL GLASS
Publication number
20180237333
Publication date
Aug 23, 2018
Nikon Corporation
Tatsunori Kawashima
G02 - OPTICS
Information
Patent Application
OPTICAL GLASS, OPTICAL ELEMENT USING OPTICAL GLASS, AND OPTICAL DEVICE
Publication number
20170152172
Publication date
Jun 1, 2017
Nikon Corporation
Kohei YOSHIMOTO
C03 - GLASS MINERAL OR SLAG WOOL