Seiji Ozaki

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Handa, JP

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Patents Grantslast 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
Tool for piercing mill
- Patent number 9,194,031
- Issue date Nov 24, 2015
- JFE Steel Corporation
- Kenji Ichino
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

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
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
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
TOOL FOR PIERCING MILL
- Publication number 20150176107
- Publication date Jun 25, 2015
- JFE STEEL CORPORATION
- Kenji Ichino
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...