Inventor
IKEDA YOSHITO
JP56 patents
⚠️ This page may combine multiple inventors who share the name “IKEDA YOSHITO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
19 patentsUS7078743B2Jul 18, 2006
Field effect transistor semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD45 citations96
US5872393AFeb 16, 1999
RF semiconductor device and a method for manufacturing the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD71 citations95
US7339207B2Mar 4, 2008
Semiconductor device including a group III-V nitride semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD18 citations93
US7332717B2Feb 19, 2008
Infrared sensor and infrared sensor array
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations93
US6737683B2May 18, 2004
Semiconductor device composed of a group III-V nitride semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD15 citations93
US6787820B2Sep 7, 2004
Hetero-junction field effect transistor having an InGaAIN cap film
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD39 citations92
US6774449B1Aug 10, 2004
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations92
US7285806B2Oct 23, 2007
Semiconductor device having an active region formed from group III nitride
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD10 citations81
US6933181B2Aug 23, 2005
Method for fabricating semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD7 citations74
US6809352B2Oct 26, 2004
Palladium silicide (PdSi) schottky electrode for gallium nitride semiconductor devices
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD4 citations74
US6770922B2Aug 3, 2004
Semiconductor device composed of a group III-V nitride semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD9 citations74
US6593193B2Jul 15, 2003
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD12 citations74
US7122451B2Oct 17, 2006
Method for fabricating a semiconductor device including exposing a group III-V semiconductor to an ammonia plasma
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US7105907B2Sep 12, 2006
Gallium nitride compound semiconductor device having schottky contact
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations63
US6852612B2Feb 8, 2005
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD3 citations63
US7449399B2Nov 11, 2008
Method for fabricating a semiconductor device for reducing a surface potential
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7323376B2Jan 29, 2008
Method for fabricating a semiconductor device including a group III nitride semiconductor
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7307292B2Dec 11, 2007
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
US7037817B2May 2, 2006
Semiconductor device and method for fabricating the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations52
SONY CORP
16 patentsUS7446159B1Nov 4, 2008
Curable resin composition
SONY CORP21 citations92
US6519123B1Feb 11, 2003
Method to manufacture magnetic tunneling elements using inductively coupled plasma
SONY CORP30 citations92
US5113300AMay 12, 1992
Thin film magnetic head
SONY CORP34 citations92
US6365948B1Apr 2, 2002
Magnetic tunneling junction device
SONY CORP22 citations91
US6312840B1Nov 6, 2001
Magnetic tunneling element and manufacturing method therefor
SONY CORP15 citations84
US6535364B1Mar 18, 2003
Magnetic resistance element having four magnetization states and a magnetic device using the same
SONY CORP10 citations73
US6172857B1Jan 9, 2001
Magnetoresistive head with azimuth angle and magnetic recording/reproducing tape apparatus using same
SONY CORP11 citations72
US6014291AJan 11, 2000
Composite magnetic head having thin conductor film
SONY CORP9 citations72
US5515222AMay 7, 1996
Magnetic head core arrangement having medium facing surface sides formed of single-crystal ferrite
SONY CORP13 citations72
US5276575AJan 4, 1994
Magnetic head having a notched magnetic core portion with a zero depth position offset
SONY CORP10 citations71
US4953050AAug 28, 1990
Magnetic head with Ru containing soft magnetic alloy in gap
SONY CORP15 citations71
US6452892B1Sep 17, 2002
Magnetic tunnel device, method of manufacture thereof, and magnetic head
SONY CORP6 citations63
US5867887AFeb 9, 1999
Manufacturing method for magnetic head
SONY CORP2 citations63
US5150511ASep 29, 1992
Method for manufacturing a magnetic transducer head
SONY CORP6 citations62
US5909343AJun 1, 1999
Magnetic head and method for producing the same
SONY CORP5 citations60
US8377340B2Feb 19, 2013
Electromagnetic wave suppression sheet, device, and electronic apparatus
SONY CORP0 citations52
RICOH KK
5 patentsUS6879334B2Apr 12, 2005
Image forming apparatus capable of controlling write start position of each beam
RICOH KK7 citations74
US6654042B2Nov 25, 2003
Semiconductor laser array having plural light emitting elements and a light receiving element
RICOH KK9 citations74
US7518625B2Apr 14, 2009
Image forming apparatus and associated methodology of forming an enlarged image
RICOH KK2 citations63
US6998603B2Feb 14, 2006
Image forming apparatus, optical writing device, and controlling method thereof
RICOH KK3 citations63
US7551194B2Jun 23, 2009
Optical writing device, image forming device, and optical writing method
RICOH KK0 citations52
EPSON CORP
3 patentsORIHARA KATSUHISA
2 patentsPANASONIC CORP
2 patentsSUWA SEIKOSHA KK
1 patentSAITO NORIO
1 patentKATO YOSHIHIRO
1 patentShowing the top 50 of 56 patents by PatentIndex Score.