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Seigo GOTO
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Handa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Threaded joint of pipe and method for connecting same
Patent number
12,110,992
Issue date
Oct 8, 2024
JFE Steel Corporation
Masaki Yoshikawa
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Threaded joint for pipes
Patent number
11,905,765
Issue date
Feb 20, 2024
JFE Steel Corporation
Jun Takano
E21 - EARTH DRILLING MINING
Information
Patent Grant
Threaded joint
Patent number
11,353,144
Issue date
Jun 7, 2022
JFE Steel Corporation
Takamasa Kawai
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Grant
Seamless stainless steel pipe for oil country tubular goods and met...
Patent number
11,193,179
Issue date
Dec 7, 2021
JFE Steel Corporation
Kazuki Fujimura
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
MAKE-UP/BREAK-OUT EVALUATION METHOD FOR THREADED JOINT FOR OIL COUN...
Publication number
20250084709
Publication date
Mar 13, 2025
JFE STEEL CORPORATION
Yasuhide ISHIGURO
E21 - EARTH DRILLING MINING
Information
Patent Application
AGENT FOR FORMING SOLID LUBRICATING COATING FILM, OIL COUNTRY TUBUL...
Publication number
20240384195
Publication date
Nov 21, 2024
JFE STEEL CORPORATION
Yasuhide ISHIGURO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
DUPLEX STAINLESS STEEL PIPE AND METHOD FOR MANUFACTURING SAME
Publication number
20240309480
Publication date
Sep 19, 2024
JFE STEEL CORPORATION
Shunsuke Sasaki
C21 - METALLURGY OF IRON
Information
Patent Application
AGENT, OIL COUNTRY TUBULAR GOODS, AND THREADED JOINT FOR OIL COUNTR...
Publication number
20240254405
Publication date
Aug 1, 2024
JFE STEEL CORPORATION
Yasuhide ISHIGURO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
AGENT FOR FORMING SOLID LUBRICATING COATING FILM, OIL COUNTRY TUBUL...
Publication number
20240254404
Publication date
Aug 1, 2024
JFE STEEL CORPORATION
Yasuhide ISHIGURO
E21 - EARTH DRILLING MINING
Information
Patent Application
AGENT FOR FORMING SOLID LUBRICATING COATING FILM, OIL COUNTRY TUBUL...
Publication number
20240218280
Publication date
Jul 4, 2024
JFE STEEL CORPORATION
Yasuhide ISHIGURO
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
THREADED JOINT OF PIPE AND METHOD FOR CONNECTING SAME
Publication number
20230383875
Publication date
Nov 30, 2023
JFE STEEL CORPORATION
Masaki YOSHIKAWA
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
THREADED JOINT FOR PIPES
Publication number
20230044251
Publication date
Feb 9, 2023
JFE STEEL CORPORATION
Jun TAKANO
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
THREADED JOINT
Publication number
20210341084
Publication date
Nov 4, 2021
JFE STEEL CORPORATION
Takamasa KAWAI
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
SEAMLESS STAINLESS STEEL PIPE FOR OIL COUNTRY TUBULAR GOODS AND MET...
Publication number
20170369963
Publication date
Dec 28, 2017
JFE STEEL CORPORATION
Kazuki FUJIMURA
C21 - METALLURGY OF IRON