Seiya OKADA

Follow

Person

Chiyoda-ku, Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Seamless steel pipe suitable for use in sour environment
- Patent number 11,905,580
- Issue date Feb 20, 2024
- Nippon Steel Corporation
- Hiroki Kamitani
- C21 - METALLURGY OF IRON
Information Patent Grant
Seamless steel pipe heat-treatment-finishing-treatment continuous f...
- Patent number 11,898,216
- Issue date Feb 13, 2024
- Nippon Steel Corporation
- Hiroki Kamitani
- B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information Patent Grant
Steel material suitable for use in sour environment
- Patent number 11,174,539
- Issue date Nov 16, 2021
- Nippon Steel Corporation
- Hiroki Kamitani
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
SEAMLESS STEEL PIPE SUITABLE FOR USE IN SOUR ENVIRONMENT
- Publication number 20220186350
- Publication date Jun 16, 2022
- NIPPON STEEL CORPORATION
- Seiya OKADA
- C21 - METALLURGY OF IRON
Information Patent Application
SEAMLESS STEEL PIPE SUITABLE FOR USE IN SOUR ENVIRONMENT
- Publication number 20210317553
- Publication date Oct 14, 2021
- NIPPON STEEL CORPORATION
- Hiroki KAMITANI
- C21 - METALLURGY OF IRON
Information Patent Application
SEAMLESS STEEL PIPE HEAT-TREATMENT-FINISHING-TREATMENT CONTINUOUS F...
- Publication number 20210025021
- Publication date Jan 28, 2021
- NIPPON STEEL CORPORATION
- Hiroki KAMITANI
- C21 - METALLURGY OF IRON
Information Patent Application
STEEL MATERIAL SUITABLE FOR USE IN SOUR ENVIRONMENT
- Publication number 20210017635
- Publication date Jan 21, 2021
- NIPPON STEEL CORPORATION
- Hiroki KAMITANI
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...