P

Inventor

TAHIRA HIROAKI

JP9 patents
⚠️ This page may combine multiple inventors who share the name “TAHIRA HIROAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

NIPPON STEEL CORP

3 patents
US11827963B2Nov 28, 2023

Roughly-shaped steel material for nitrided part, and nitrided part

NIPPON STEEL CORP0 citations45
US11261511B2Mar 1, 2022

Hot forged steel material

NIPPON STEEL CORP0 citations45
US12276005B2Apr 15, 2025

Steel shaft component

NIPPON STEEL CORP0 citations43

SUMITOMO METAL IND

2 patents
US6838048B2Jan 4, 2005

Steel for machine structural use and method of producing same

SUMITOMO METAL IND12 citations83
US6797231B2Sep 28, 2004

Steel for machine structural use

SUMITOMO METAL IND8 citations73

NIPPON STEEL & SUMITOMO METAL CORP

2 patents
US9731341B2Aug 15, 2017

Forged crankshaft and method for manufacturing the forged crankshaft

NIPPON STEEL & SUMITOMO METAL CORP4 citations71
US10975452B2Apr 13, 2021

Hot forged product

NIPPON STEEL & SUMITOMO METAL CORP0 citations55

KIM KISUNG

1 patent
US9239075B2Jan 19, 2016

Forged crankshaft

KIM KISUNG4 citations65

MIZOBE YUTA

1 patent
US9234265B2Jan 12, 2016

Steel for induction hardening and crankshaft manufactured using the same

MIZOBE YUTA0 citations37