Kazuya Ootsuka

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Hot-rolled steel sheet
- Patent number 11,255,005
- Issue date Feb 22, 2022
- Nippon Steel Corporation
- Daisuke Maeda
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot rolled steel sheet
- Patent number 10,900,100
- Issue date Jan 26, 2021
- Nippon Steel Corporation
- Tatsuo Yokoi
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot rolled steel sheet
- Patent number 10,894,996
- Issue date Jan 19, 2021
- Nippon Steel Corporation
- Tatsuo Yokoi
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-rolled steel sheet, steel material, and method for producing ho...
- Patent number 10,718,040
- Issue date Jul 21, 2020
- Nippon Steel Corporation
- Teruki Hayashida
- C21 - METALLURGY OF IRON
Information Patent Grant
Hot-rolled steel sheet with excellent press formability and product...
- Patent number 10,428,409
- Issue date Oct 1, 2019
- Nippon Steel Corporation
- Daisuke Maeda
- C21 - METALLURGY OF IRON
Information Patent Grant
High-strength hot rolled steel sheet being free from peeling and ex...
- Patent number 8,157,933
- Issue date Apr 17, 2012
- Nippon Steel Corporation
- Tatsuo Yokoi
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
HOT ROLLED STEEL SHEET, STEEL FORGED PART AND PRODUCTION METHOD THE...
- Publication number 20210095363
- Publication date Apr 1, 2021
- NIPPON STEEL CORPORATION
- Tatsuo YOKOI
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED STEEL SHEET
- Publication number 20200032365
- Publication date Jan 30, 2020
- NIPPON STEEL CORPORATION
- Tatsuo YOKOI
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED STEEL SHEET, STEEL FORGED PART AND PRODUCTION METHOD THE...
- Publication number 20200024679
- Publication date Jan 23, 2020
- NIPPON STEEL CORPORATION
- Tatsuo YOKOI
- C21 - METALLURGY OF IRON
Information Patent Application
HOT ROLLED STEEL SHEET
- Publication number 20200024683
- Publication date Jan 23, 2020
- NIPPON STEEL CORPORATION
- Tatsuo YOKOI
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL SHEET
- Publication number 20190177822
- Publication date Jun 13, 2019
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Daisuke MAEDA
- C21 - METALLURGY OF IRON
Information Patent Application
HOT-ROLLED STEEL SHEET, STEEL MATERIAL, AND METHOD FOR PRODUCING HO...
- Publication number 20180073115
- Publication date Mar 15, 2018
- NIPPON STEEL & SUMITOMO METAL CORPORATION
- Teruki HAYASHIDA
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH-STRENGTH HOT ROLLED STEEL SHEET BEING FREE FROM PEELING AND EX...
- Publication number 20100108201
- Publication date May 6, 2010
- Tatsuo Yokoi
- C21 - METALLURGY OF IRON

Kazuya Ootsuka

Person

Patents Grantslast 30 patents

Hot-rolled steel sheet

Hot rolled steel sheet

Hot rolled steel sheet

Hot-rolled steel sheet, steel material, and method for producing ho...

Hot-rolled steel sheet with excellent press formability and product...

High-strength hot rolled steel sheet being free from peeling and ex...

Patents Applicationslast 30 patents

HOT ROLLED STEEL SHEET, STEEL FORGED PART AND PRODUCTION METHOD THE...

HOT ROLLED STEEL SHEET

HOT ROLLED STEEL SHEET, STEEL FORGED PART AND PRODUCTION METHOD THE...

HOT ROLLED STEEL SHEET

HOT-ROLLED STEEL SHEET

HOT-ROLLED STEEL SHEET, STEEL MATERIAL, AND METHOD FOR PRODUCING HO...

HIGH-STRENGTH HOT ROLLED STEEL SHEET BEING FREE FROM PEELING AND EX...