Inventor

KURIYAMA YOSHIHIKO

JP7 patents

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

HITACHI METALS LTD

4 patents

US5424591AJun 13, 1995

Voice coil motor

HITACHI METALS LTD28 citations89

US6833107B2Dec 21, 2004

Heat-treating furnace with magnetic field and heat treatment method using same

HITACHI METALS LTD18 citations77

US6885267B2Apr 26, 2005

Magnetic-field-generating apparatus and magnetic field orientation apparatus using it

HITACHI METALS LTD10 citations71

US10280503B2May 7, 2019

Magnetic-field-generating apparatus for magnetron sputtering

HITACHI METALS LTD0 citations38

KURIYAMA YOSHIHIKO

2 patents

US9580797B2Feb 28, 2017

Magnetic-field-generating apparatus for magnetron sputtering

KURIYAMA YOSHIHIKO0 citations34

US9378934B2Jun 28, 2016

Racetrack-shaped magnetic-field-generating apparatus for magnetron sputtering

KURIYAMA YOSHIHIKO0 citations33

MOTOIKE TAKASHI

1 patent

US8817375B2Aug 26, 2014

Correction-lens-moving voice coil motor, anti-vibration device, interchangeable lens unit and optical apparatus

MOTOIKE TAKASHI5 citations55