P

Inventor

ASHIDA AKIHIRO

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

HITACHI ASTEMO LTD

5 patents
US11984821B2May 14, 2024

Inverter control device

HITACHI ASTEMO LTD0 citations62
US11558000B2Jan 17, 2023

Motor control device and electric vehicle system using the same

HITACHI ASTEMO LTD1 citations62
US11646690B2May 9, 2023

Motor control device and electric vehicle system

HITACHI ASTEMO LTD0 citations60
US12170497B2Dec 17, 2024

Inverter control device and electric vehicle system

HITACHI ASTEMO LTD0 citations51
US12149183B2Nov 19, 2024

Inverter control device and electric vehicle system

HITACHI ASTEMO LTD0 citations51

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD

2 patents
US5227193AJul 13, 1993

Method for manufacturing magnetic head

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD20 citations80
US6150044ANov 21, 2000

Magnetic head

MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations61

HITACHI LG DATA STORAGE INC

2 patents
US8023377B2Sep 20, 2011

Optical disc device and tracking and slider control method

HITACHI LG DATA STORAGE INC2 citations55
US7760604B2Jul 20, 2010

Optical disc device and tracking control method

HITACHI LG DATA STORAGE INC0 citations40

HITACHI AUTOMOTIVE SYSTEMS LTD

2 patents
US10826410B2Nov 3, 2020

Inverter device and electric vehicle

HITACHI AUTOMOTIVE SYSTEMS LTD0 citations48
US10873285B2Dec 22, 2020

Inverter drive device and electrically driven vehicle system using the same

HITACHI AUTOMOTIVE SYSTEMS LTD0 citations40

ASHIDA AKIHIRO

1 patent
US8315131B2Nov 20, 2012

Optical disc apparatus and back off control method for objective lens

ASHIDA AKIHIRO0 citations41

HITACHI-LG DATA STORAGE INC

1 patent
US9484057B2Nov 1, 2016

Hologram recording and reproducing apparatus

HITACHI-LG DATA STORAGE INC0 citations35