Chikaumi Sawanishi

Person

Chiyoda-ku, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Resistance spot welding method and weld member production method
- Patent number 12,151,299
- Issue date Nov 26, 2024
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and weld member production method
- Patent number 11,958,123
- Issue date Apr 16, 2024
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and weld member production method
- Patent number 11,911,837
- Issue date Feb 27, 2024
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and weld member production method
- Patent number 11,904,404
- Issue date Feb 20, 2024
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and weld member production method
- Patent number 11,623,298
- Issue date Apr 11, 2023
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 11,504,796
- Issue date Nov 22, 2022
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 11,298,773
- Issue date Apr 12, 2022
- JFE Steel Corporation
- Koichi Taniguchi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Hot-pressed member and method for manufacturing same, and cold-roll...
- Patent number 11,293,074
- Issue date Apr 5, 2022
- JFE Steel Corporation
- Katsutoshi Takashima
- C21 - METALLURGY OF IRON
Information Patent Grant
Resistance spot welding method
- Patent number 11,065,712
- Issue date Jul 20, 2021
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and welded member production method
- Patent number 10,946,470
- Issue date Mar 16, 2021
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Steel sheet and plated steel sheet, method for producing hot-rolled...
- Patent number 10,900,096
- Issue date Jan 26, 2021
- JFE Steel Corporation
- Katsutoshi Takashima
- C21 - METALLURGY OF IRON
Information Patent Grant
Resistance spot welding method and welded member production method
- Patent number 10,835,986
- Issue date Nov 17, 2020
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 10,773,334
- Issue date Sep 15, 2020
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 10,625,365
- Issue date Apr 21, 2020
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method and method for manufacturing resista...
- Patent number 10,625,368
- Issue date Apr 21, 2020
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 10,328,518
- Issue date Jun 25, 2019
- JFE Steel Corporation
- Yasuaki Okita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding device and resistance spot welding method
- Patent number 10,081,074
- Issue date Sep 25, 2018
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding system
- Patent number 9,895,764
- Issue date Feb 20, 2018
- JFE Steel Corporation
- Yasuaki Okita
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Resistance spot welding method
- Patent number 9,821,404
- Issue date Nov 21, 2017
- JFE Steel Corporation
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
RESISTANCE SPOT WELDED MEMBER AND RESISTANCE SPOT WELDING METHOD TH...
- Publication number 20240424596
- Publication date Dec 26, 2024
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20240238891
- Publication date Jul 18, 2024
- JFE STEEL CORPORATION
- Nao KAWABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20240181555
- Publication date Jun 6, 2024
- JFE STEEL CORPORATION
- Nao KAWABE
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
LASER BRAZING METHOD
- Publication number 20240123531
- Publication date Apr 18, 2024
- JFE STEEL CORPORATION
- Koichi TANIGUCHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ARC WELDED JOINT AND ARC WELDING METHOD
- Publication number 20230132518
- Publication date May 4, 2023
- JFE STEEL CORPORATION
- Kyohei KONISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20230124228
- Publication date Apr 20, 2023
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20230121205
- Publication date Apr 20, 2023
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
MIG WELDING METHOD
- Publication number 20220402078
- Publication date Dec 22, 2022
- JFE STEEL CORPORATION
- Kyohei KONISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20220281026
- Publication date Sep 8, 2022
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20210260684
- Publication date Aug 26, 2021
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20210252629
- Publication date Aug 19, 2021
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20210213556
- Publication date Jul 15, 2021
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20210023646
- Publication date Jan 28, 2021
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD
- Publication number 20200398368
- Publication date Dec 24, 2020
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HOT-PRESSED MEMBER AND METHOD FOR MANUFACTURING SAME, AND COLD-ROLL...
- Publication number 20200354806
- Publication date Nov 12, 2020
- JFE STEEL CORPORATION
- Katsutoshi TAKASHIMA
- B32 - LAYERED PRODUCTS
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20200230735
- Publication date Jul 23, 2020
- JFE STEEL CORPORATION
- Koichi Taniguchi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20190344376
- Publication date Nov 14, 2019
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
STEEL SHEET AND PLATED STEEL SHEET, METHOD FOR PRODUCING HOT-ROLLED...
- Publication number 20190078173
- Publication date Mar 14, 2019
- JFE STEEL CORPORATION
- Katsutoshi Takashima
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELDED MEMBER PRODUCTION METHOD
- Publication number 20190001429
- Publication date Jan 3, 2019
- JFE STEEL CORPORATION
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20180281102
- Publication date Oct 4, 2018
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND WELDED MEMBER PRODUCTION METHOD
- Publication number 20180257165
- Publication date Sep 13, 2018
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD AND METHOD FOR MANUFACTURING RESISTA...
- Publication number 20180043459
- Publication date Feb 15, 2018
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20170312846
- Publication date Nov 2, 2017
- JFE STEEL CORPORATION
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING DEVICE AND RESISTANCE SPOT WELDING METHOD
- Publication number 20170113295
- Publication date Apr 27, 2017
- JFE STEEL CORPORATION
- Chikaumi Sawanishi
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20160271720
- Publication date Sep 22, 2016
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20160236294
- Publication date Aug 18, 2016
- JFE STEEL CORPORATION
- Chikaumi SAWANISHI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING METHOD
- Publication number 20160008913
- Publication date Jan 14, 2016
- JFE STEEL CORPORATION
- Yasuaki OKITA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
RESISTANCE SPOT WELDING SYSTEM
- Publication number 20160008914
- Publication date Jan 14, 2016
- JFE STEEL CORPORATION
- Yasuaki OKITA
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Chikaumi Sawanishi

Person

Patents Grantslast 30 patents

Resistance spot welding method and weld member production method

Resistance spot welding method and weld member production method

Resistance spot welding method and weld member production method

Resistance spot welding method and weld member production method

Resistance spot welding method and weld member production method

Resistance spot welding method

Resistance spot welding method

Hot-pressed member and method for manufacturing same, and cold-roll...

Resistance spot welding method

Resistance spot welding method and welded member production method

Steel sheet and plated steel sheet, method for producing hot-rolled...

Resistance spot welding method and welded member production method

Resistance spot welding method

Resistance spot welding method

Resistance spot welding method and method for manufacturing resista...

Resistance spot welding method

Resistance spot welding device and resistance spot welding method

Resistance spot welding system

Resistance spot welding method

Patents Applicationslast 30 patents

RESISTANCE SPOT WELDED MEMBER AND RESISTANCE SPOT WELDING METHOD TH...

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

LASER BRAZING METHOD

ARC WELDED JOINT AND ARC WELDING METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

MIG WELDING METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND WELD MEMBER PRODUCTION METHOD

HOT-PRESSED MEMBER AND METHOD FOR MANUFACTURING SAME, AND COLD-ROLL...

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

STEEL SHEET AND PLATED STEEL SHEET, METHOD FOR PRODUCING HOT-ROLLED...

RESISTANCE SPOT WELDING METHOD AND WELDED MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD AND WELDED MEMBER PRODUCTION METHOD

RESISTANCE SPOT WELDING METHOD AND METHOD FOR MANUFACTURING RESISTA...

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING DEVICE AND RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING METHOD

RESISTANCE SPOT WELDING SYSTEM