Manabu Kubota

Person

Futtsu-shi, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Railway wheel
- Patent number 12,049,102
- Issue date Jul 30, 2024
- Nippon Steel Corporation
- Taketo Maejima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Railway wheel
- Patent number 11,890,894
- Issue date Feb 6, 2024
- Nippon Steel Corporation
- Taketo Maejima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Method for producing railway wheel and railway wheel
- Patent number 11,761,053
- Issue date Sep 19, 2023
- Nippon Steel Corporation
- Taketo Maejima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Crankshaft and method of manufacturing the same
- Patent number 11,739,788
- Issue date Aug 29, 2023
- Nippon Steel Corporation
- Tatsuhiko Abe
- B24 - GRINDING POLISHING
Information Patent Grant
Sintered friction material for railway vehicles and method for prod...
- Patent number 11,674,206
- Issue date Jun 13, 2023
- Nippon Steel Corporation
- Manabu Kubota
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Brake lining for railway vehicle, disc brake system for railway veh...
- Patent number 11,578,775
- Issue date Feb 14, 2023
- Nippon Steel Corporation
- Takahiro Fujimoto
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Sintered friction material
- Patent number 11,534,829
- Issue date Dec 27, 2022
- Nippon Steel Corporation
- Manabu Kubota
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Railway wheel
- Patent number 11,458,762
- Issue date Oct 4, 2022
- Nippon Steel Corporation
- Taketo Maejima
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Railway wheel
- Patent number 11,110,741
- Issue date Sep 7, 2021
- Nippon Steel Corporation
- Manabu Kubota
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Steel for cold forging and manufacturing method thereof
- Patent number 11,111,568
- Issue date Sep 7, 2021
- Nippon Steel Corporation
- Akira Shiga
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Steel component, gear component, and producing method for steel com...
- Patent number 10,889,870
- Issue date Jan 12, 2021
- Aisin AW Co., Ltd.
- Koji Obayashi
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Hot forging steel and hot forged product
- Patent number 10,844,466
- Issue date Nov 24, 2020
- Nippon Steel Corporation
- Akira Shiga
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Steel for suspension spring and method of manufacturing same
- Patent number 10,752,969
- Issue date Aug 25, 2020
- Nippon Steel Corporation
- Manabu Kubota
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Spring steel
- Patent number 10,724,125
- Issue date Jul 28, 2020
- Nippon Steel Corporation
- Takahisa Suzuki
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel, carburized steel component, and method for manufacturing car...
- Patent number 10,597,765
- Issue date Mar 24, 2020
- Nippon Steel Corporation
- Akira Shiga
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel for carburizing, carburized steel component, and method of pr...
- Patent number 10,392,707
- Issue date Aug 27, 2019
- Nippon Steel Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for carburizing, carburized steel component, and method of pr...
- Patent number 10,391,742
- Issue date Aug 27, 2019
- Nippon Steel Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-rolled steel and steel component
- Patent number 10,344,363
- Issue date Jul 9, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Suguru Yoshida
- C21 - METALLURGY OF IRON
Information Patent Grant
Production method of carburized steel component and carburized stee...
- Patent number 10,202,677
- Issue date Feb 12, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Tatsuya Koyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for nitrocarburizing, nitrocarburized steel part, and produci...
- Patent number 10,196,720
- Issue date Feb 5, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Non-heat treated steel
- Patent number 10,036,086
- Issue date Jul 31, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Shinya Teramoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for induction hardening roughly shaped material for induction...
- Patent number 9,890,446
- Issue date Feb 13, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for carburizing, carburized steel component, and method of pr...
- Patent number 9,797,045
- Issue date Oct 24, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for carburizing, carburized steel component, and method of pr...
- Patent number 9,796,158
- Issue date Oct 24, 2017
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Spring steel and spring
- Patent number 9,523,404
- Issue date Dec 20, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Shinya Teramoto
- C21 - METALLURGY OF IRON
Information Patent Grant
Gas-carburized steel part excellent in surface fatigue strength, st...
- Patent number 9,506,137
- Issue date Nov 29, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Tatsuya Koyama
- C21 - METALLURGY OF IRON
Information Patent Grant
Carburized steel part having excellent low cycle bending fatigue st...
- Patent number 9,469,883
- Issue date Oct 18, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Shuji Kozawa
- C21 - METALLURGY OF IRON
Information Patent Grant
Steel for nitrocarburizing, nitrocarburized steel part, and produci...
- Patent number 9,284,632
- Issue date Mar 15, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-forging micro-alloyed steel and hot-rolled steel excellent in f...
- Patent number 9,255,314
- Issue date Feb 9, 2016
- Nippon Steel & Sumitomo Metal Corporation
- Manabu Kubota
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Steel part for machine structural use and manufacturing method thereof
- Patent number 9,187,797
- Issue date Nov 17, 2015
- Nippon Steel & Sumitomo Metal Corporation
- Shinya Teramoto
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
CRANKSHAFT AND METHOD OF MANUFACTURING FORGED MATERIAL FOR CRANKSHAFT
- Publication number 20240091847
- Publication date Mar 21, 2024
- NIPPON STEEL CORPORATION
- Manabu KUBOTA
- C21 - METALLURGY OF IRON
Information Patent Application
CRANKSHAFT
- Publication number 20230304528
- Publication date Sep 28, 2023
- NIPPON STEEL CORPORATION
- Tatsuhiko ABE
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RAILWAY WHEEL
- Publication number 20230119875
- Publication date Apr 20, 2023
- NIPPON STEEL CORPORATION
- Taketo MAEJIMA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RAILWAY WHEEL
- Publication number 20220032681
- Publication date Feb 3, 2022
- NIPPON STEEL CORPORATION
- Taketo MAEJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
RAILWAY WHEEL
- Publication number 20220024247
- Publication date Jan 27, 2022
- NIPPON STEEL CORPORATION
- Taketo MAEJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
HOT ROLLED STEEL AND STEEL COMPONENT
- Publication number 20210285068
- Publication date Sep 16, 2021
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Suguru YOSHIDA
- C21 - METALLURGY OF IRON
Information Patent Application
BRAKE LINING FOR RAILWAY VEHICLE, DISC BRAKE SYSTEM FOR RAILWAY VEH...
- Publication number 20210180660
- Publication date Jun 17, 2021
- NIPPON STEEL CORPORATION
- Takahiro FUJIMOTO
- B61 - RAILWAYS
Information Patent Application
CRANKSHAFT AND METHOD OF MANUFACTURING THE SAME
- Publication number 20210172470
- Publication date Jun 10, 2021
- NIPPON STEEL CORPORATION
- Tatsuhiko ABE
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
INDUCTION-HARDENED CRANKSHAFT AND METHOD OF MANUFACTURING ROUGHLY S...
- Publication number 20210115966
- Publication date Apr 22, 2021
- NIPPON STEEL CORPORATION
- Manabu KUBOTA
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
RAILWAY WHEEL
- Publication number 20200269632
- Publication date Aug 27, 2020
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu Kubota
- B60 - VEHICLES IN GENERAL
Information Patent Application
METHOD FOR PRODUCING RAILWAY WHEEL AND RAILWAY WHEEL
- Publication number 20200102623
- Publication date Apr 2, 2020
- NIPPON STEEL CORPORATION
- Taketo MAEJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
RAILWAY WHEEL
- Publication number 20200070569
- Publication date Mar 5, 2020
- NIPPON STEEL CORPORATION
- Taketo MAEJIMA
- B60 - VEHICLES IN GENERAL
Information Patent Application
SINTERED FRICTION MATERIAL
- Publication number 20200038959
- Publication date Feb 6, 2020
- NIPPON STEEL CORPORATION
- Manabu KUBOTA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SINTERED FRICTION MATERIAL FOR RAILWAY VEHICLES AND METHOD FOR PROD...
- Publication number 20190292634
- Publication date Sep 26, 2019
- NIPPON STEEL CORPORATION
- Manabu KUBOTA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL FOR COLD FORGING AND MANUFACTURING METHOD THEREOF
- Publication number 20190264305
- Publication date Aug 29, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Akira SHIGA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL
- Publication number 20190256957
- Publication date Aug 22, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu KUBOTA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL COMPONENT, GEAR COMPONENT, AND PRODUCING METHOD FOR STEEL COM...
- Publication number 20190078171
- Publication date Mar 14, 2019
- Aisin AW Co., Ltd.
- Koji OBAYASHI
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL, CARBURIZED STEEL COMPONENT, AND METHOD FOR MANUFACTURING CAR...
- Publication number 20180371603
- Publication date Dec 27, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Akira SHIGA
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED BAR OR HOT ROLLED WIRE ROD, COMPONENT, AND MANUFACTURING...
- Publication number 20180355455
- Publication date Dec 13, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Akira SHIGA
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Application
STEEL, CARBURIZED STEEL COMPONENT, AND METHOD FOR MANUFACTURING CAR...
- Publication number 20180347025
- Publication date Dec 6, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Akira SHIGA
- C21 - METALLURGY OF IRON
Information Patent Application
HOT FORGING STEEL AND HOT FORGED PRODUCT
- Publication number 20180291486
- Publication date Oct 11, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Akira SHIGA
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL AND STEEL COMPONENT
- Publication number 20180291485
- Publication date Oct 11, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Suguru YOSHIDA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR SUSPENSION SPRING AND METHOD OF MANUFACTURING SAME
- Publication number 20180265940
- Publication date Sep 20, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu KUBOTA
- C21 - METALLURGY OF IRON
Information Patent Application
SPRING STEEL
- Publication number 20180142333
- Publication date May 24, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Takahisa SUZUKI
- C21 - METALLURGY OF IRON
Information Patent Application
CASE-HARDENED STEEL COMPONENT
- Publication number 20180094345
- Publication date Apr 5, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Tatsuya KOYAMA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR CARBURIZING, CARBURIZED STEEL COMPONENT, AND METHOD OF PR...
- Publication number 20170283957
- Publication date Oct 5, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu Kubota
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR CARBURIZING, CARBURIZED STEEL COMPONENT, AND METHOD OF PR...
- Publication number 20170282501
- Publication date Oct 5, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu Kubota
- B32 - LAYERED PRODUCTS
Information Patent Application
PRODUCTION METHOD OF CARBURIZED STEEL COMPONENT AND CARBURIZED STEE...
- Publication number 20160298224
- Publication date Oct 13, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Tatsuya KOYAMA
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL FOR NITROCARBURIZING, NITROCARBURIZED STEEL PART, AND PRODUCI...
- Publication number 20160160327
- Publication date Jun 9, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu Kubota
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
CASE-HARDENING STEEL AND CASE-HARDENED STEEL MEMBER
- Publication number 20160060744
- Publication date Mar 3, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Manabu KUBOTA
- C21 - METALLURGY OF IRON

Manabu Kubota

Person

Patents Grantslast 30 patents

Railway wheel

Railway wheel

Method for producing railway wheel and railway wheel

Crankshaft and method of manufacturing the same

Sintered friction material for railway vehicles and method for prod...

Brake lining for railway vehicle, disc brake system for railway veh...

Sintered friction material

Railway wheel

Railway wheel

Steel for cold forging and manufacturing method thereof

Steel component, gear component, and producing method for steel com...

Hot forging steel and hot forged product

Steel for suspension spring and method of manufacturing same

Spring steel

Steel, carburized steel component, and method for manufacturing car...

Steel for carburizing, carburized steel component, and method of pr...

Steel for carburizing, carburized steel component, and method of pr...

Hot-rolled steel and steel component

Production method of carburized steel component and carburized stee...

Steel for nitrocarburizing, nitrocarburized steel part, and produci...

Non-heat treated steel

Steel for induction hardening roughly shaped material for induction...

Steel for carburizing, carburized steel component, and method of pr...

Steel for carburizing, carburized steel component, and method of pr...

Spring steel and spring

Gas-carburized steel part excellent in surface fatigue strength, st...

Carburized steel part having excellent low cycle bending fatigue st...

Steel for nitrocarburizing, nitrocarburized steel part, and produci...

Hot-forging micro-alloyed steel and hot-rolled steel excellent in f...

Steel part for machine structural use and manufacturing method thereof

Patents Applicationslast 30 patents

CRANKSHAFT AND METHOD OF MANUFACTURING FORGED MATERIAL FOR CRANKSHAFT

CRANKSHAFT

RAILWAY WHEEL

RAILWAY WHEEL

RAILWAY WHEEL

HOT ROLLED STEEL AND STEEL COMPONENT

BRAKE LINING FOR RAILWAY VEHICLE, DISC BRAKE SYSTEM FOR RAILWAY VEH...

CRANKSHAFT AND METHOD OF MANUFACTURING THE SAME

INDUCTION-HARDENED CRANKSHAFT AND METHOD OF MANUFACTURING ROUGHLY S...

RAILWAY WHEEL

METHOD FOR PRODUCING RAILWAY WHEEL AND RAILWAY WHEEL

RAILWAY WHEEL

SINTERED FRICTION MATERIAL

SINTERED FRICTION MATERIAL FOR RAILWAY VEHICLES AND METHOD FOR PROD...

STEEL FOR COLD FORGING AND MANUFACTURING METHOD THEREOF

STEEL

STEEL COMPONENT, GEAR COMPONENT, AND PRODUCING METHOD FOR STEEL COM...

STEEL, CARBURIZED STEEL COMPONENT, AND METHOD FOR MANUFACTURING CAR...

HOT ROLLED BAR OR HOT ROLLED WIRE ROD, COMPONENT, AND MANUFACTURING...

STEEL, CARBURIZED STEEL COMPONENT, AND METHOD FOR MANUFACTURING CAR...

HOT FORGING STEEL AND HOT FORGED PRODUCT

HOT-ROLLED STEEL AND STEEL COMPONENT

STEEL FOR SUSPENSION SPRING AND METHOD OF MANUFACTURING SAME

SPRING STEEL

CASE-HARDENED STEEL COMPONENT

STEEL FOR CARBURIZING, CARBURIZED STEEL COMPONENT, AND METHOD OF PR...

STEEL FOR CARBURIZING, CARBURIZED STEEL COMPONENT, AND METHOD OF PR...

PRODUCTION METHOD OF CARBURIZED STEEL COMPONENT AND CARBURIZED STEE...

STEEL FOR NITROCARBURIZING, NITROCARBURIZED STEEL PART, AND PRODUCI...

CASE-HARDENING STEEL AND CASE-HARDENED STEEL MEMBER