P

Inventor

NISHIDA SHUJI

JP11 patents
⚠️ This page may combine multiple inventors who share the name “NISHIDA SHUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

JFE STEEL CORP

4 patents
US11401573B2Aug 2, 2022

Ferritic stainless steel sheet and method for manufacturing the same

JFE STEEL CORP0 citations62
US11220732B2Jan 11, 2022

Ferritic stainless steel sheet

JFE STEEL CORP1 citations61
US12305247B2May 20, 2025

Stainless steel sheet and methods for manufacturing the same

JFE STEEL CORP0 citations58
US12312650B2May 27, 2025

Ferritic stainless steel sheet and method for manufacturing the same

JFE STEEL CORP0 citations56

NISHIYAMA MAO

2 patents
US8861116B2Oct 14, 2014

Track pitch variation measurement method using spiral DC pattern writing

NISHIYAMA MAO1 citations42
US8717708B2May 6, 2014

Magnetic head and magnetic disk apparatus

NISHIYAMA MAO0 citations35

HITACHI GLOBAL STORAGE TECH

1 patent
US7990653B2Aug 2, 2011

Perpendicular recording magnetic head with a main magnetic pole piece and an auxiliary magnetic pole piece

HITACHI GLOBAL STORAGE TECH9 citations83

NISHIDA SHUJI

1 patent
US8107180B2Jan 31, 2012

Hard-disk drive and control method for magnetic recording on a patterned medium of the hard-disk drive

NISHIDA SHUJI8 citations79

HITACHI GLOBAL STORAGE TECH NL

1 patent
US7944646B2May 17, 2011

Magnetic disk drive

HITACHI GLOBAL STORAGE TECH NL6 citations71

MOCHIZUKI MASAFUMI

1 patent
US8339749B2Dec 25, 2012

Perpendicular magnetic recording head, magnetic head, and magnetic disk device mounted with these heads

MOCHIZUKI MASAFUMI6 citations68

WESTERN DIGITAL TECH INC

1 patent
US12431161B1Sep 30, 2025

Data storage device with track pitch determination for mitigating effects of servo pattern distortion

WESTERN DIGITAL TECH INC0 citations59