Hiroki Fujimoto

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Welded member
- Patent number 12,240,199
- Issue date Mar 4, 2025
- Nippon Steel Corporation
- Misaki Asada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Welded joint manufacturing method, welded joint, tempering device,...
- Patent number 12,162,086
- Issue date Dec 10, 2024
- Nippon Steel Corporation
- Tohru Okada
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Tailored blank, tailored blank manufacturing method, stamped part,...
- Patent number 11,945,053
- Issue date Apr 2, 2024
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flux-cored wire, manufacturing method of welded joint, and welded j...
- Patent number 11,400,539
- Issue date Aug 2, 2022
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Overlapping bonded structure
- Patent number 11,344,969
- Issue date May 31, 2022
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Flux-cored wire, manufacturing method of welded joint, and welded j...
- Patent number 11,331,742
- Issue date May 17, 2022
- Nippon Steel Corporation
- Kotaro Watanabe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Structural member
- Patent number 11,235,417
- Issue date Feb 1, 2022
- Nippon Steel Corporation
- Satoshi Hirose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Laser welded joint and method of production of same
- Patent number 11,174,883
- Issue date Nov 16, 2021
- Nippon Steel Corporation
- Masatoshi Tokunaga
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Automotive framework member
- Patent number 11,117,624
- Issue date Sep 14, 2021
- Nippon Steel Corporation
- Yasuhiro Ito
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Flux-cored wire, manufacturing method of welded joint, and welded j...
- Patent number 10,946,486
- Issue date Mar 16, 2021
- Nippon Steel Corporation
- Kotaro Watanabe
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Lap welding method, lap joint, production method of lap joint, and...
- Patent number 10,589,380
- Issue date Mar 17, 2020
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method of welding overlapped portion, method of manufacturing overl...
- Patent number 10,549,388
- Issue date Feb 4, 2020
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Production method for welded structure
- Patent number 10,427,245
- Issue date Oct 1, 2019
- Nippon Steel Corporation
- Yujiro Tatsumi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 10,406,627
- Issue date Sep 10, 2019
- Nippon Steel Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 10,265,797
- Issue date Apr 23, 2019
- Nippon Steel & Sumitomo Metal Corporation
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Joint structure body of members
- Patent number 10,059,381
- Issue date Aug 28, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Kenichiro Otsuka
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Grant
Formed member and manufacturing method thereof
- Patent number 10,035,324
- Issue date Jul 31, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Masanori Yasuyama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Al-plated steel sheet used for hot pressing and method for manufact...
- Patent number 9,970,116
- Issue date May 15, 2018
- Nippon Steel & Sumitomo Metal Corporation
- Soshi Fujita
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Material for welding and welded article
- Patent number 7,315,009
- Issue date Jan 1, 2008
- Sumitomo Metal Industries, Ltd.
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Material for welding and welded article
- Patent number 7,150,391
- Issue date Dec 19, 2006
- Sumitomo Metal Industries, Ltd.
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
METHOD FOR MANUFACTURING RIVETED JOINT, RIVETED JOINT, AND VEHICLE...
- Publication number 20250128315
- Publication date Apr 24, 2025
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LAP WELDED JOINT, AUTOMOTIVE FRAME MEMBER, AND LAP WELDED JOINT MAN...
- Publication number 20250108452
- Publication date Apr 3, 2025
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD FOR FRICTION-JOINING GALVANIZED STEEL SHEETS, AND JOINED STR...
- Publication number 20240351134
- Publication date Oct 24, 2024
- OSAKA UNIVERSITY
- Hidetoshi FUJII
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDED MEMBER
- Publication number 20240326381
- Publication date Oct 3, 2024
- NIPPON STEEL CORPORATION
- Misaki ASADA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WINDOW GLASS FOR VEHICLE AND METHOD FOR MANUFACTURING SAME, LAMINAT...
- Publication number 20240254037
- Publication date Aug 1, 2024
- AGC Inc.
- Jun ITO
- B60 - VEHICLES IN GENERAL
Information Patent Application
VEHICLE WINDOW GLASS AND MANUFACTURING METHOD THEREFOR, VEHICLE LAM...
- Publication number 20240246321
- Publication date Jul 25, 2024
- AGC Inc.
- Ayaka IKEGAMI
- B60 - VEHICLES IN GENERAL
Information Patent Application
JOINT STRUCTURE
- Publication number 20240200587
- Publication date Jun 20, 2024
- NIPPON STEEL CORPORATION
- Atsushi ONO
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...
- Publication number 20220281024
- Publication date Sep 8, 2022
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
JOINT STRUCTURE, AUTOMOTIVE COMPONENT, AND JOINT STRUCTURE MANUFACT...
- Publication number 20220176486
- Publication date Jun 9, 2022
- Nippon Steel Corporation
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
WELDED JOINT MANUFACTURING METHOD, WELDED JOINT, TEMPERING DEVICE,...
- Publication number 20220168839
- Publication date Jun 2, 2022
- Nippon Steel Corporation
- Tohru OKADA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TAILORED BLANK, TAILORED BLANK MANUFACTURING METHOD, PRESSED ARTICL...
- Publication number 20210354248
- Publication date Nov 18, 2021
- Nippon Steel Corporation
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...
- Publication number 20210262075
- Publication date Aug 26, 2021
- NIPPON STEEL CORPORATION
- Masanori YASUYAMA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...
- Publication number 20210222804
- Publication date Jul 22, 2021
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
AUTOMOTIVE FRAMEWORK MEMBER
- Publication number 20210147002
- Publication date May 20, 2021
- NIPPON STEEL CORPORATION
- Yasuhiro ITO
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Structural Member
- Publication number 20200338661
- Publication date Oct 29, 2020
- NIPPON STEEL CORPORATION
- Satoshi Hirose
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
OVERLAPPING BONDED STRUCTURE
- Publication number 20200290149
- Publication date Sep 17, 2020
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...
- Publication number 20200271247
- Publication date Aug 27, 2020
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...
- Publication number 20200070273
- Publication date Mar 5, 2020
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kotaro WATANABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...
- Publication number 20190329347
- Publication date Oct 31, 2019
- NIPPON STEEL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...
- Publication number 20190030655
- Publication date Jan 31, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kotaro WATANABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER WELDED JOINT AND METHOD OF PRODUCTION OF SAME
- Publication number 20170314595
- Publication date Nov 2, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Masatoshi TOKUNAGA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
PRODUCTION METHOD FOR WELDED STRUCTURE
- Publication number 20170072508
- Publication date Mar 16, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Yujiro TATSUMI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
JOINT STRUCTURE BODY OF MEMBERS
- Publication number 20170008573
- Publication date Jan 12, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kenichiro OTSUKA
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
LAP WELDING METHOD, LAP JOINT, PRODUCTION METHOD OF LAP JOINT, AND...
- Publication number 20170008124
- Publication date Jan 12, 2017
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroki FUJIMOTO
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information Patent Application
Al-PLATED STEEL SHEET USED FOR HOT PRESSING AND METHOD FOR MANUFACT...
- Publication number 20160362794
- Publication date Dec 15, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Soshi FUJITA
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20160228973
- Publication date Aug 11, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20160144451
- Publication date May 26, 2016
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroki FUJIMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
METHOD OF WELDING OVERLAPPED PORTION, METHOD OF MANUFACTURING OVERL...
- Publication number 20150174702
- Publication date Jun 25, 2015
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Hiroki Fujimoto
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
FORMED MEMBER AND MANUFACTURING METHOD THEREOF
- Publication number 20140147693
- Publication date May 29, 2014
- Masanori Yasuyama
- B60 - VEHICLES IN GENERAL
Information Patent Application
WELDING QUALITY CLASSIFICATION APPARATUS
- Publication number 20130248505
- Publication date Sep 26, 2013
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Kazunori Anayama
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Hiroki Fujimoto

Person

Patents Grantslast 30 patents

Welded member

Welded joint manufacturing method, welded joint, tempering device,...

Tailored blank, tailored blank manufacturing method, stamped part,...

Flux-cored wire, manufacturing method of welded joint, and welded j...

Overlapping bonded structure

Flux-cored wire, manufacturing method of welded joint, and welded j...

Structural member

Laser welded joint and method of production of same

Automotive framework member

Flux-cored wire, manufacturing method of welded joint, and welded j...

Lap welding method, lap joint, production method of lap joint, and...

Method of welding overlapped portion, method of manufacturing overl...

Production method for welded structure

Resistance spot welding method

Resistance spot welding method

Joint structure body of members

Formed member and manufacturing method thereof

Al-plated steel sheet used for hot pressing and method for manufact...

Material for welding and welded article

Material for welding and welded article

Patents Applicationslast 30 patents

METHOD FOR MANUFACTURING RIVETED JOINT, RIVETED JOINT, AND VEHICLE...

LAP WELDED JOINT, AUTOMOTIVE FRAME MEMBER, AND LAP WELDED JOINT MAN...

METHOD FOR FRICTION-JOINING GALVANIZED STEEL SHEETS, AND JOINED STR...

WELDED MEMBER

WINDOW GLASS FOR VEHICLE AND METHOD FOR MANUFACTURING SAME, LAMINAT...

VEHICLE WINDOW GLASS AND MANUFACTURING METHOD THEREFOR, VEHICLE LAM...

JOINT STRUCTURE

FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...

JOINT STRUCTURE, AUTOMOTIVE COMPONENT, AND JOINT STRUCTURE MANUFACT...

WELDED JOINT MANUFACTURING METHOD, WELDED JOINT, TEMPERING DEVICE,...

TAILORED BLANK, TAILORED BLANK MANUFACTURING METHOD, PRESSED ARTICL...

STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...

STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...

AUTOMOTIVE FRAMEWORK MEMBER

Structural Member

OVERLAPPING BONDED STRUCTURE

STEEL SHEET, TAILORED BLANK, HOT STAMPED PRODUCT, STEEL PIPE, HOLLO...

FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...

FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...

FLUX-CORED WIRE, MANUFACTURING METHOD OF WELDED JOINT, AND WELDED J...

LASER WELDED JOINT AND METHOD OF PRODUCTION OF SAME

PRODUCTION METHOD FOR WELDED STRUCTURE

JOINT STRUCTURE BODY OF MEMBERS

LAP WELDING METHOD, LAP JOINT, PRODUCTION METHOD OF LAP JOINT, AND...

Al-PLATED STEEL SHEET USED FOR HOT PRESSING AND METHOD FOR MANUFACT...

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

METHOD OF WELDING OVERLAPPED PORTION, METHOD OF MANUFACTURING OVERL...

FORMED MEMBER AND MANUFACTURING METHOD THEREOF

WELDING QUALITY CLASSIFICATION APPARATUS