Inventor
SENGOKU AKIHIRO
JP13 patents
⚠️ This page may combine multiple inventors who share the name “SENGOKU AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
7 patentsUS11338550B2May 24, 2022
Hot-stamped body
NIPPON STEEL CORP5 citations71
US11878488B2Jan 23, 2024
Hot stamped component
NIPPON STEEL CORP0 citations60
US11866828B2Jan 9, 2024
Plated steel sheet for hot stamping
NIPPON STEEL CORP0 citations60
US11846027B2Dec 19, 2023
Hot stamped component
NIPPON STEEL CORP0 citations60
US12546012B2Feb 10, 2026
Zn-plated hot stamped product
NIPPON STEEL CORP0 citations50
US11884998B2Jan 30, 2024
Surface treated steel sheet
NIPPON STEEL CORP0 citations50
US11285698B2Mar 29, 2022
Hot-stamped body
NIPPON STEEL CORP0 citations50
NIPPON STEEL & SUMITOMO METAL CORP
6 patentsUS10549506B2Feb 4, 2020
Hot-dip zinc-based plated steel sheet
NIPPON STEEL & SUMITOMO METAL CORP7 citations82
US9932652B2Apr 3, 2018
Hot-stamped steel
NIPPON STEEL & SUMITOMO METAL CORP3 citations71
US11028276B2Jun 8, 2021
Surface-treated metal sheet, coated member, and method for producing coated member
NIPPON STEEL & SUMITOMO METAL CORP0 citations50
US10987695B2Apr 27, 2021
Hot-dip zinc-based plated steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations50
US10851465B2Dec 1, 2020
Zinc-based plated steel sheet
NIPPON STEEL & SUMITOMO METAL CORP0 citations40
US9976196B2May 22, 2018
Hot-stamped steel
NIPPON STEEL & SUMITOMO METAL CORP0 citations40