Ei OKUMURA

Follow

Person

Chiyoda-ku, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Alloyed galvanized steel sheet, electrodeposition-coated steel shee...
- Patent number 12,221,705
- Issue date Feb 11, 2025
- JFE Steel Corporation
- Shunsuke Yamamoto
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents

Information Patent Application
FE-BASED ELECTROPLATED STEEL SHEET, HOT-DIP GALVANIZED STEEL SHEET,...
- Publication number 20240271256
- Publication date Aug 15, 2024
- JFE STEEL CORPORATION
- Yoichi Makimizu
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Application
GALVANIZED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEET, AUTOM...
- Publication number 20230407447
- Publication date Dec 21, 2023
- JFE STEEL CORPORATION
- Shunsuke YAMAMOTO
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ALLOYED GALVANIZED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL SHEE...
- Publication number 20230407485
- Publication date Dec 21, 2023
- JFE STEEL CORPORATION
- Shunsuke YAMAMOTO
- C21 - METALLURGY OF IRON
Information Patent Application
FE-BASED ELECTROPLATED STEEL SHEET, ELECTRODEPOSITION-COATED STEEL...
- Publication number 20230407506
- Publication date Dec 21, 2023
- JFE STEEL CORPORATION
- Shunsuke YAMAMOTO
- C21 - METALLURGY OF IRON