Inventor
MIZUSHIMA TAKAO
JP22 patents
⚠️ This page may combine multiple inventors who share the name “MIZUSHIMA TAKAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ALPS ELECTRIC CO LTD
15 patentsUS6750723B2Jun 15, 2004
Low-loss magnetic powder core, and switching power supply, active filter, filter, and amplifying device using the same
ALPS ELECTRIC CO LTD37 citations96
US6897718B2May 24, 2005
Low-loss magnetic powder core, and switching power supply, active filter, filter, and amplifying device using the same
ALPS ELECTRIC CO LTD54 citations95
US6183889B1Feb 6, 2001
Magneto-impedance element, and magnetic head, thin film magnetic head, azimuth sensor and autocanceler using the same
ALPS ELECTRIC CO LTD69 citations93
US6077367AJun 20, 2000
Method of production glassy alloy
ALPS ELECTRIC CO LTD26 citations92
US7132019B2Nov 7, 2006
Amorphous soft magnetic alloy powder, and dust core and wave absorber using the same
ALPS ELECTRIC CO LTD38 citations91
US6594157B2Jul 15, 2003
Low-loss magnetic powder core, and switching power supply, active filter, filter, and amplifying device using the same
ALPS ELECTRIC CO LTD34 citations91
US5755986AMay 26, 1998
Soft-magnetic dielectric high-frequency composite material and method for making the same
ALPS ELECTRIC CO LTD25 citations91
US5961745AOct 5, 1999
Fe Based soft magnetic glassy alloy
ALPS ELECTRIC CO LTD37 citations90
US6227985B1May 8, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD12 citations82
US7277001B2Oct 2, 2007
Coil-embedded dust core
ALPS ELECTRIC CO LTD15 citations79
US6296681B1Oct 2, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD5 citations74
US6287514B1Sep 11, 2001
Sinter and casting comprising Fe-based high-hardness glassy alloy
ALPS ELECTRIC CO LTD4 citations74
US6001193ADec 14, 1999
Hard magnetic alloy compact and method of producing the same
ALPS ELECTRIC CO LTD9 citations74
US10283266B2May 7, 2019
Powder core, manufacturing method of powder core, inductor including powder core, and electronic/electric device having inductor mounted therein
ALPS ELECTRIC CO LTD3 citations72
US9831790B2Nov 28, 2017
DC-to-DC converter
ALPS ELECTRIC CO LTD2 citations72
TSUCHIYA KEIKO
2 patentsALPS ALPINE CO LTD
2 patentsUS11574764B2Feb 7, 2023
Dust core, method for manufacturing dust core, electric/electronic component including dust core, and electric/electronic device equipped with electric/electronic component
ALPS ALPINE CO LTD0 citations62
US10950374B2Mar 16, 2021
Fe-based alloy composition, soft magnetic material, magnetic members, electric/electronic component, and device
ALPS ALPINE CO LTD0 citations56