Inventor
HARADA MASAHIDE
JP50 patents
⚠️ This page may combine multiple inventors who share the name “HARADA MASAHIDE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
23 patentsUS6744135B2Jun 1, 2004
Electronic apparatus
HITACHI LTD104 citations98
US6471115B1Oct 29, 2002
Process for manufacturing electronic circuit devices
HITACHI LTD91 citations97
US5867809AFeb 2, 1999
Electric appliance, printed circuit board, remained life estimation method, and system thereof
HITACHI LTD142 citations97
US6227436B1May 8, 2001
Method of fabricating an electronic circuit device and apparatus for performing the method
HITACHI LTD68 citations96
US5276289AJan 4, 1994
Electronic circuit device and method of producing the same
HITACHI LTD57 citations96
US7425762B2Sep 16, 2008
Electronic apparatus
HITACHI LTD15 citations92
US7145231B2Dec 5, 2006
Electronic apparatus
HITACHI LTD26 citations92
US5973406AOct 26, 1999
Electronic device bonding method and electronic circuit apparatus
HITACHI LTD22 citations92
US5942185AAug 24, 1999
Lead-free solder used for connecting electronic parts on organic substrate and electronic products made using same
HITACHI LTD37 citations92
US5878943AMar 9, 1999
Method of fabricating an electronic circuit device and apparatus for performing the method
HITACHI LTD51 citations92
US5476726ADec 19, 1995
Circuit board with metal layer for solder bonding and electronic circuit device employing the same
HITACHI LTD41 citations92
US5341980AAug 30, 1994
Method of fabricating electronic circuit device and apparatus for performing the same method
HITACHI LTD35 citations92
US8050037B2Nov 1, 2011
Electronic control device using LC module structure
HITACHI LTD15 citations84
US8002076B2Aug 23, 2011
Electric power steering apparatus
HITACHI LTD7 citations84
US7445455B2Nov 4, 2008
Electronic device
HITACHI LTD17 citations84
US7679176B2Mar 16, 2010
Semiconductor device and electronic control unit using the same
HITACHI LTD10 citations83
US7679182B2Mar 16, 2010
Power module and motor integrated control unit
HITACHI LTD9 citations83
US5816473AOct 6, 1998
Method of fabricating electronic circuit device and apparatus for performing the same method
HITACHI LTD15 citations82
US7217645B2May 15, 2007
Method for manufacturing semiconductor device and electronic device and method for calculating connection condition
HITACHI LTD8 citations73
US6281575B1Aug 28, 2001
Multi-chip module
HITACHI LTD9 citations73
US5136360AAug 4, 1992
Electronic circuit device, method of connecting with solder and solder for connecting gold-plated terminals
HITACHI LTD14 citations73
US7554039B2Jun 30, 2009
Electronic device
HITACHI LTD5 citations63
US7498671B2Mar 3, 2009
Power semiconductor module
HITACHI LTD4 citations61
RICOH KK
10 patentsUS5072258ADec 10, 1991
Method of controlling surface potential of photoconductive element
RICOH KK23 citations93
US4870460ASep 26, 1989
Method of controlling surface potential of photoconductive element
RICOH KK39 citations93
US6643486B1Nov 4, 2003
Developing device for an image forming apparatus
RICOH KK15 citations92
US6795674B2Sep 21, 2004
Developing device for an image forming apparatus
RICOH KK13 citations83
US4583835AApr 22, 1986
Image control device for electrophotographic copier
RICOH KK7 citations74
US4331100AMay 25, 1982
Magnetic brush development apparatus
RICOH KK17 citations74
US4233511ANov 11, 1980
Scorotron charging apparatus
RICOH KK9 citations74
US4469771ASep 4, 1984
Electrophotographic light-sensitive member with thin overlayer
RICOH KK4 citations60
US4225648ASep 30, 1980
Electrophotographic light-sensitive member
RICOH KK3 citations60
US3953433AApr 27, 1976
Sensitizer for use in electrophotographic light-sensitive material
RICOH KK0 citations37
NIPRO CORP
7 patentsUS9562858B2Feb 7, 2017
Fluid concentration measuring device
NIPRO CORP8 citations84
US10203281B2Feb 12, 2019
Transmitted light intensity measurement unit
NIPRO CORP4 citations73
USD940326SJan 4, 2022
Electrocardiograph device
NIPRO CORP3 citations67
US12364425B2Jul 22, 2025
Storage case with biomedical electrode pad, and biological signal processing device including storage case with biomedical electrode pad
NIPRO CORP1 citations64
US11484224B2Nov 1, 2022
Gait analysis method and gait analysis system
NIPRO CORP0 citations57
US12201428B2Jan 21, 2025
Biomedical electrode pad, biological signal processing device, and combination thereof
NIPRO CORP0 citations52
US11872407B2Jan 16, 2024
Apparatus for generating signal waveform for biological stimulation
NIPRO CORP0 citations45
NIPPON OILS & FATS CO LTD
4 patentsUS4825765AMay 2, 1989
Delay circuit for electric blasting, detonating primer having delay circuit and system for electrically blasting detonating primers
NIPPON OILS & FATS CO LTD74 citations96
US4893564AJan 16, 1990
Electric detonator of delay type
NIPPON OILS & FATS CO LTD27 citations92
US4984519AJan 15, 1991
Delay circuit for use in electric blasting system
NIPPON OILS & FATS CO LTD16 citations74
US4899658AFeb 13, 1990
Delay type electric detonator
NIPPON OILS & FATS CO LTD16 citations73