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Yuta Maruo
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Tsukuba-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Optical fiber cable
Patent number
11,947,175
Issue date
Apr 2, 2024
Nippon Telegraph and Telephone Corporation
Yuta Maruo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Optical cable and optical cable manufacturing method
Patent number
11,921,341
Issue date
Mar 5, 2024
Fujikura Ltd.
Masatoshi Ohno
G02 - OPTICS
Information
Patent Grant
Closure with partition to facilitate draining flood water away from...
Patent number
11,846,819
Issue date
Dec 19, 2023
Nippon Telegraph and Telephone Corporation
Akira Sakurai
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Grant
Optical fiber cable
Patent number
11,215,780
Issue date
Jan 4, 2022
Fujikura Ltd.
Masatoshi Ohno
G02 - OPTICS
Patents Applications
last 30 patents
Information
Patent Application
OPTICAL CABLE
Publication number
20230333340
Publication date
Oct 19, 2023
Nippon Telegraph and Telephone Corporation
Yuta MARUO
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CABLE
Publication number
20230314744
Publication date
Oct 5, 2023
Nippon Telegraph and Telephone Corporation
Yuta MARUO
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CABLE
Publication number
20230314743
Publication date
Oct 5, 2023
Nippon Telegraph and Telephone Corporation
Yuta MARUO
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CABLE
Publication number
20230273381
Publication date
Aug 31, 2023
FUJIKURA LTD.
Soichiro Kaneko
G02 - OPTICS
Information
Patent Application
CLOSURE
Publication number
20230213724
Publication date
Jul 6, 2023
Nippon Telegraph and Telephone Corporation
Akira SAKURAI
G02 - OPTICS
Information
Patent Application
OPTICAL CABLE LAYING METHOD
Publication number
20230204896
Publication date
Jun 29, 2023
Nippon Telegraph and Telephone Corporation
Yuta MARUO
G02 - OPTICS
Information
Patent Application
OPTICAL CABLE AND OPTICAL CABLE MANUFACTURING METHOD
Publication number
20230152548
Publication date
May 18, 2023
FUJIKURA LTD.
Masatoshi Ohno
G02 - OPTICS
Information
Patent Application
OPTICAL CABLE LAYING METHOD
Publication number
20230073123
Publication date
Mar 9, 2023
Nippon Telegraph and Telephone Corporation
Yusuke YAMADA
G02 - OPTICS
Information
Patent Application
FIBER OPTIC CABLE GRIPPING DEVICE
Publication number
20230076354
Publication date
Mar 9, 2023
Nippon Telegraph and Telephone Corporation
Akira SAKURAI
G02 - OPTICS
Information
Patent Application
OPTICAL FIBER CABLE
Publication number
20220155547
Publication date
May 19, 2022
Nippon Telegraph and Telephone Corporation
Yuta Maruo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
OPTICAL FIBER CABLE
Publication number
20200209505
Publication date
Jul 2, 2020
FUJIKURA LTD.
Masatoshi Ohno
G02 - OPTICS