Inventor
NAGAI HIDEO
JP114 patents
⚠️ This page may combine multiple inventors who share the name “NAGAI HIDEO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
23 patentsUS7008078B2Mar 7, 2006
Light source having blue, blue-green, orange and red LED's
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD201 citations99
US6857767B2Feb 22, 2005
Lighting apparatus with enhanced capability of heat dissipation
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD155 citations99
US6817735B2Nov 16, 2004
Illumination light source
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD287 citations99
US6577073B2Jun 10, 2003
Led lamp
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD649 citations99
US7420221B2Sep 2, 2008
Semiconductor light-emitting device, lighting module, lighting device and method for manufacturing semiconductor light-emitting device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD127 citations98
US7420218B2Sep 2, 2008
Nitride based LED with a p-type injection region
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD73 citations98
USD541761SMay 1, 2007
Light emitting diode module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD59 citations98
USD528672SSep 19, 2006
LED module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD65 citations98
US6611000B2Aug 26, 2003
Lighting device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD116 citations98
US5748658AMay 5, 1998
Semiconductor laser device and optical pickup head
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD99 citations98
USD535262SJan 16, 2007
Light emitting diode module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD56 citations96
USD529202SSep 26, 2006
LED module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD55 citations96
US7101061B2Sep 5, 2006
Light emission apparatus
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD54 citations96
US6891200B2May 10, 2005
Light-emitting unit, light-emitting unit assembly, and lighting apparatus produced using a plurality of light-emitting units
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD62 citations96
USD562473SFeb 19, 2008
Light emitting diode lamp unit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD25 citations93
USD532142SNov 14, 2006
Light emitting diode lamp unit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD30 citations93
USD530288SOct 17, 2006
Light emitting diode module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations93
USD529203SSep 26, 2006
LED module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD26 citations93
USD528226SSep 12, 2006
LED module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD28 citations93
US6917143B2Jul 12, 2005
Lighting apparatus with enhanced capability of removing heat
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD21 citations93
US6883933B2Apr 26, 2005
Lighting apparatus whose light emitting elements are hard to be taken off
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD23 citations93
US6834981B2Dec 28, 2004
Light-emitting unit, light-emitting unit combination, and lighting apparatus assembled from a plurality of light-emitting units
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD51 citations93
USD532383SNov 21, 2006
Light emitting diode module
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD17 citations92
PANASONIC CORP
11 patentsUS7675075B2Mar 9, 2010
Semiconductor light emitting device, light emitting module, lighting apparatus, display element and manufacturing method of semiconductor light emitting device
PANASONIC CORP52 citations98
US7473934B2Jan 6, 2009
Semiconductor light emitting device, light emitting module and lighting apparatus
PANASONIC CORP70 citations98
US7910940B2Mar 22, 2011
Semiconductor light-emitting device
PANASONIC CORP46 citations94
US7906788B2Mar 15, 2011
Semiconductor light emitting device, illumination module, illumination apparatus, method for manufacturing semiconductor light emitting device, and method for manufacturing semiconductor light emitting element
PANASONIC CORP35 citations93
US7755095B2Jul 13, 2010
Semiconductor light emitting device, lighting module, lighting apparatus, display element, and manufacturing method for semiconductor light emitting device
PANASONIC CORP20 citations93
US7728231B2Jun 1, 2010
Light emitting module, lighting device, and display device
PANASONIC CORP19 citations93
US7683377B2Mar 23, 2010
Semiconductor light emitting device, method of manufacturing the same, and lighting apparatus and display apparatus using the same
PANASONIC CORP20 citations93
US7621654B2Nov 24, 2009
LED mounting module, LED module, manufacturing method of LED mounting module, and manufacturing method of LED module
PANASONIC CORP42 citations93
US9285104B2Mar 15, 2016
Light bulb shaped lamp and lighting apparatus
PANASONIC CORP16 citations92
US8858027B2Oct 14, 2014
Light bulb shaped lamp and lighting apparatus
PANASONIC CORP29 citations92
US8038329B2Oct 18, 2011
Bulb-shaped lamp and lighting device
PANASONIC CORP34 citations92
TOSHIBA KK
6 patentsUS6168081B1Jan 2, 2001
Method and apparatus for reading invisible symbol
TOSHIBA KK86 citations97
US6084716AJul 4, 2000
Optical substrate inspection apparatus
TOSHIBA KK89 citations96
US6857573B2Feb 22, 2005
Method and apparatus for reading invisible symbol
TOSHIBA KK26 citations92
US6712272B2Mar 30, 2004
Method and apparatus for reading invisible symbol
TOSHIBA KK18 citations92
US6471126B2Oct 29, 2002
Method and apparatus for reading invisible symbol
TOSHIBA KK32 citations92
US5482573AJan 9, 1996
Magnetic material
TOSHIBA KK20 citations92
MATSUSHITA ELECTRONICS CORP
3 patentsUS5729519AMar 17, 1998
Optical head including a semiconductor laser having a non-scatter area to diffuse incident light beams
MATSUSHITA ELECTRONICS CORP19 citations93
US5617435AApr 1, 1997
Lasing system with wavelength-conversion waveguide
MATSUSHITA ELECTRONICS CORP26 citations93
US5478438ADec 26, 1995
Method of etching semiconductor substrate
MATSUSHITA ELECTRONICS CORP20 citations93
NAGAI HIDEO
2 patentsTAKEUCHI NOBUYOSHI
2 patentsUEMOTO TAKAARI
1 patentSHIDA SATOSHI
1 patentMATSUSHIA ELECTRONICS CORP
1 patentShowing the top 50 of 114 patents by PatentIndex Score.