Ryoji Matsui

Person

Handa, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Electric resistance welded steel pipe or tube
- Patent number 12,037,655
- Issue date Jul 16, 2024
- JFE Steel Corporation
- Masatoshi Aratani
- C21 - METALLURGY OF IRON
Information Patent Grant
Electric resistance welded steel pipe for producing hollow stabiliz...
- Patent number 11,440,125
- Issue date Sep 13, 2022
- JFE Steel Corporation
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric resistance welded steel tubes for high-strength thin hollo...
- Patent number 11,332,812
- Issue date May 17, 2022
- JFE Steel Corporation
- Masatoshi Aratani
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength welded steel pipe for airbag inflator and method for...
- Patent number 10,301,703
- Issue date May 28, 2019
- JFE Steel Corporation
- Masatoshi Aratani
- B60 - VEHICLES IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC-RESISTANCE-WELDED STEEL PIPE OR TUBE FOR HOLLOW STABILIZER...
- Publication number 20220186348
- Publication date Jun 16, 2022
- JFE STEEL CORPORATION
- Ryoji MATSUI
- C21 - METALLURGY OF IRON
Information Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE OR TUBE
- Publication number 20210310091
- Publication date Oct 7, 2021
- JFE STEEL CORPORATION
- Masatoshi ARATANI
- C21 - METALLURGY OF IRON
Information Patent Application
ELECTRIC RESISTANCE WELDED STEEL TUBES FOR HIGH-STRENGTH THIN HOLLO...
- Publication number 20210277507
- Publication date Sep 9, 2021
- JFE STEEL CORPORATION
- Masatoshi Aratani
- C21 - METALLURGY OF IRON
Information Patent Application
ELECTRIC-RESISTANCE-WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...
- Publication number 20210268862
- Publication date Sep 2, 2021
- JFE STEEL CORPORATION
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...
- Publication number 20210001425
- Publication date Jan 7, 2021
- JFE STEEL CORPORATION
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
HIGH-STRENGTH WELDED STEEL PIPE FOR AIRBAG INFLATOR AND METHOD FOR...
- Publication number 20180023163
- Publication date Jan 25, 2018
- JFE STEEL CORPORATION
- Masatoshi Aratani
- B60 - VEHICLES IN GENERAL

Ryoji Matsui

Person

Patents Grantslast 30 patents

Electric resistance welded steel pipe or tube

Electric resistance welded steel pipe for producing hollow stabiliz...

Electric resistance welded steel tubes for high-strength thin hollo...

High-strength welded steel pipe for airbag inflator and method for...

Patents Applicationslast 30 patents

ELECTRIC-RESISTANCE-WELDED STEEL PIPE OR TUBE FOR HOLLOW STABILIZER...

ELECTRIC RESISTANCE WELDED STEEL PIPE OR TUBE

ELECTRIC RESISTANCE WELDED STEEL TUBES FOR HIGH-STRENGTH THIN HOLLO...

ELECTRIC-RESISTANCE-WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...

ELECTRIC RESISTANCE WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...

HIGH-STRENGTH WELDED STEEL PIPE FOR AIRBAG INFLATOR AND METHOD FOR...