P

Inventor

MURAI YASUHIRO

JP7 patents
⚠️ This page may combine multiple inventors who share the name “MURAI YASUHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TDK CORP

5 patents
US6567285B2May 20, 2003

Switching power supply unit

TDK CORP36 citations89
US5909107AJun 1, 1999

Step up switching power unit and filter circuit

TDK CORP31 citations89
US7313003B2Dec 25, 2007

Switching power supply unit

TDK CORP13 citations82
US6532160B2Mar 11, 2003

Switching power supply

TDK CORP18 citations82
US9788410B2Oct 10, 2017

Printed circuit board and power supply device

TDK CORP6 citations64

HITACHI CHEMICAL CO LTD

1 patent
US7638564B2Dec 29, 2009

Low dielectric loss tangent-resin varnish, prepreg, laminated sheet, and printed wiring board using the varnish

HITACHI CHEMICAL CO LTD4 citations62

NACHI FUJIKOSHI CORP

1 patent
US6598453B2Jul 29, 2003

Tooth rolling flat dies and method for forming teeth

NACHI FUJIKOSHI CORP6 citations53