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Natsumi TASAKI
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Akishima-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Coating composition, eyeglass lens, and method for manufacturing ey...
Patent number
11,814,493
Issue date
Nov 14, 2023
HOYA LENS THAILAND LTD.
Takako Ishizaki
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Iso(thio)cyanate composition, and resin composition including same...
Patent number
11,267,953
Issue date
Mar 8, 2022
HOYA LENS THAILAND LTD.
Masahisa Kousaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transparent plastic substrate and plastic lens
Patent number
11,001,699
Issue date
May 11, 2021
HOYA LENS THAILAND LTD.
Masahisa Kousaka
G02 - OPTICS
Information
Patent Grant
Transparent plastic substrate and plastic lens
Patent number
10,947,365
Issue date
Mar 16, 2021
HOYA LENS THAILAND LTD.
Masahisa Kousaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transparent plastic substrate and plastic lens
Patent number
10,907,028
Issue date
Feb 2, 2021
HOYA LENS THAILAND LTD.
Masahisa Kousaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Transparent plastic substrate and plastic lens
Patent number
10,745,539
Issue date
Aug 18, 2020
HOYA LENS THAILAND LTD.
Masahisa Kousaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Iso(thio)cyanate composition, and resin composition including same...
Patent number
10,544,283
Issue date
Jan 28, 2020
HOYA LENS THAILAND LTD.
Masahisa Kousaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Patents Applications
last 30 patents
Information
Patent Application
ISO(THIO)CYANATE COMPOSITION, AND RESIN COMPOSITION INCLUDING SAME...
Publication number
20200123345
Publication date
Apr 23, 2020
Hoya Lens Thailand Ltd.
Masahisa KOUSAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COATING COMPOSITION, EYEGLASS LENS, AND METHOD FOR MANUFACTURING EY...
Publication number
20200017708
Publication date
Jan 16, 2020
Hoya Lens Thailand Ltd.
Takako ISHIZAKI
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TRANSPARENT PLASTIC SUBSTRATE AND PLASTIC LENS
Publication number
20190119467
Publication date
Apr 25, 2019
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
COATING COMPOSITION, EYEGLASS LENS, AND METHOD FOR MANUFACTURING EY...
Publication number
20190112498
Publication date
Apr 18, 2019
Hoya Lens Thailand Ltd.
Katsushi HAMAKUBO
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
OPTICAL RESIN COMPOSITION, OPTICAL ELEMENT OBTAINED BY CURING OPTIC...
Publication number
20190010273
Publication date
Jan 10, 2019
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
G02 - OPTICS
Information
Patent Application
TRANSPARENT PLASTIC SUBSTRATE AND PLASTIC LENS
Publication number
20180362730
Publication date
Dec 20, 2018
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
TRANSPARENT PLASTIC SUBSTRATE AND PLASTIC LENS
Publication number
20180362731
Publication date
Dec 20, 2018
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
PLASTIC OPTICAL MEMBER
Publication number
20180059437
Publication date
Mar 1, 2018
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
G02 - OPTICS
Information
Patent Application
ISO(THIO)CYANATE COMPOSITION, AND RESIN COMPOSITION INCLUDING SAME...
Publication number
20180037722
Publication date
Feb 8, 2018
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
G02 - OPTICS
Information
Patent Application
TRANSPARENT PLASTIC SUBSTRATE AND PLASTIC LENS
Publication number
20160215121
Publication date
Jul 28, 2016
HOYA LENS THAILAND LTD.
Masahisa KOUSAKA
G02 - OPTICS