Inventor
MATSUNAGA YOSHIKUNI
JP28 patents
⚠️ This page may combine multiple inventors who share the name “MATSUNAGA YOSHIKUNI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
12 patentsUS6384688B1May 7, 2002
High-frequency power amplifier module
HITACHI LTD87 citations98
US5295485AMar 22, 1994
Ultrasonic diagnostic system
HITACHI LTD225 citations98
US6492872B1Dec 10, 2002
High frequency power amplifying module and wireless communication apparatus
HITACHI LTD68 citations96
US6366788B1Apr 2, 2002
Mobile telephone system
HITACHI LTD75 citations96
US5592088AJan 7, 1997
Multiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic system
HITACHI LTD46 citations96
US5489847AFeb 6, 1996
RF probe for MRI
HITACHI LTD67 citations96
US5453692ASep 26, 1995
RF probe for nuclear magnetic resonance imaging (MRI) devices
HITACHI LTD59 citations96
US5559434ASep 24, 1996
Magnetic resonance imaging apparatus and RF coil employed therein
HITACHI LTD36 citations93
US5510714AApr 23, 1996
Magnetic resonance imaging apparatus and RF coil employed therein
HITACHI LTD39 citations93
US5457386AOct 10, 1995
Multiple-coil adopting a quadrature detection method applied thereto and a signal processing circuit employing the same in an MRI apparatus in a vertical magnetic system
HITACHI LTD36 citations93
US5280246AJan 18, 1994
Nuclear magnetic resonance apparatus
HITACHI LTD37 citations93
US6535069B2Mar 18, 2003
High-frequency power amplifier module
HITACHI LTD13 citations84
RENESAS TECH CORP
4 patentsUS6865399B2Mar 8, 2005
Mobile telephone apparatus
RENESAS TECH CORP93 citations98
US6759906B2Jul 6, 2004
High frequency power amplifier circuit device
RENESAS TECH CORP37 citations92
US7116175B2Oct 3, 2006
Semiconductor device
RENESAS TECH CORP28 citations91
US7348856B2Mar 25, 2008
Semiconductor device
RENESAS TECH CORP7 citations72
RENESAS ELECTRONICS CORP
4 patentsUS7990220B2Aug 2, 2011
RF power amplifier
RENESAS ELECTRONICS CORP22 citations93
US8698562B2Apr 15, 2014
RF power amplifier
RENESAS ELECTRONICS CORP4 citations84
US7952434B2May 31, 2011
Semiconductor device
RENESAS ELECTRONICS CORP7 citations83
US8514022B2Aug 20, 2013
RF power amplifier
RENESAS ELECTRONICS CORP0 citations52
HITACHI MEDICAL CORP
3 patentsUS5951474ASep 14, 1999
Magnetic resonance imaging apparatus for detecting magnetic resonance signals by radio frequency receiving coils
HITACHI MEDICAL CORP74 citations96
US5552707ASep 3, 1996
RF probe which can vary distance between receiving coils which face each other
HITACHI MEDICAL CORP25 citations93
US5477145ADec 19, 1995
RF probe
HITACHI MEDICAL CORP12 citations74