P

Inventor

HIRONO YOSHIYUKI

JP13 patents
⚠️ This page may combine multiple inventors who share the name “HIRONO YOSHIYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

WESTERN DIGITAL TECH INC

3 patents
US11615810B1Mar 28, 2023

Hard disk drive non-uniform disk shroud clearance

WESTERN DIGITAL TECH INC3 citations71
US12094500B2Sep 17, 2024

Hard disk drive carriage arm depression

WESTERN DIGITAL TECH INC0 citations48
US12567447B2Mar 3, 2026

Hard disk drive spoiler with top disk flow mitigation

WESTERN DIGITAL TECH INC0 citations44

HITACHI GLOBAL STORAGE TECH NL

2 patents
US7986490B2Jul 26, 2011

Reduce leakage of low-density gas during low-density gas injection into a disk drive

HITACHI GLOBAL STORAGE TECH NL21 citations92
US7876528B2Jan 25, 2011

Disk drive device and manufacturing method thereof

HITACHI GLOBAL STORAGE TECH NL21 citations92

HIRONO YOSHIYUKI

2 patents
US8564900B2Oct 22, 2013

Hermetically-sealed disk drive device with flow amount adjuster and low-density gas sealed therein

HIRONO YOSHIYUKI11 citations82
US8705202B2Apr 22, 2014

Reduce leakage of low-density gas during low-density gas injection into a disk drive

HIRONO YOSHIYUKI3 citations60

KUBOTA KK

2 patents
US10559819B2Feb 11, 2020

Titanium oxide, and electrode and lithium ion secondary battery each manufactured using same

KUBOTA KK0 citations52
US9972840B2May 15, 2018

Titanium oxide compound, and electrode and lithium ion secondary battery each manufactured using same

KUBOTA KK0 citations52

HAYAKAWA TAKAKO

1 patent
US8248724B2Aug 21, 2012

Disk drive and method of re-injecting low density gas in a hermetically sealed disk enclosure of a disk drive

HAYAKAWA TAKAKO31 citations91

HITACHI GLOBAL STORAGE TECH

1 patent
US7457078B2Nov 25, 2008

Magnetic disk apparatus with reduced disk fluttering by placing a groove in the peripheral wall of the housing

HITACHI GLOBAL STORAGE TECH9 citations83

UEFUNE KOUKI

1 patent
US8196284B2Jun 12, 2012

Manufacturing method of base and manufacturing method of disk drive device

UEFUNE KOUKI6 citations71

SUDO KIMIHIKO

1 patent
US8630061B2Jan 14, 2014

Retaining a spoiler in a hard disk drive

SUDO KIMIHIKO1 citations48