MATSUSHITA ELECTRIC WORKS, LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
B26B HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR 334
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 3444
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 292
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 2126
 
  
 
H04B TRANSMISSION 2208
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 2109
 
  
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER269
 
  
 
A61B DIAGNOSIS; SURGERY; IDENTIFICATION 1239
 
  
 
A61M DEVICES FOR INTRODUCING MEDIA INTO, OR ONTO, THE BODY 1153
 
  
 
B05D PROCESSES FOR APPLYING LIQUIDS OR OTHER FLUENT MATERIALS TO SURFACES, IN GENERAL 186

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
7492098 Coil assembly body structure for electrodeless discharge lampOct 24, 03Feb 17, 09[H01J, H01K]
7474018 Reciprocation type linear driving actuator and power toothbrush using the sameMay 14, 04Jan 06, 09[H02K]
7474590 Pressure wave generator and process for manufacturing the sameApr 28, 05Jan 06, 09[B06B, H04R]
7464471 Reciprocation type electric shaverDec 28, 05Dec 16, 08[B26B]
D541762 Ultraviolet irradiation controllerJun 10, 05May 01, 07[1303]
D538754 Relay for lighting controlSep 07, 05Mar 20, 07[1303]
D452832 Step counterNov 27, 00Jan 08, 02[]
6081820 Method and apparatus for filtering a signal using a window valueFeb 20, 98Jun 27, 00[G06F]
5744081 Building material manufacturing methodJun 18, 96Apr 28, 98[B29C]
D388543 Combined nose hair trimmer and top capFeb 18, 97Dec 30, 97[2803]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0126,022 Electric shaverAbandonedAug 31, 09May 27, 10[B26B]
7458732 Optical and electrical compound connectorExpiredDec 16, 05Dec 02, 08[G02B]
7348681 Electronic component and manufacturing method of the electronic componentExpiredJun 16, 05Mar 25, 08[H01L]
2007/0299,820 CRID-based metadata management architecture and service for p2p networksAbandonedJun 22, 06Dec 27, 07[G06F]
2007/0188,061 High intensity discharge arc tubes with glass heat shieldsAbandonedFeb 15, 06Aug 16, 07[H01J]
2007/0170,877 ACTUATORAbandonedApr 02, 07Jul 26, 07[H02K]
2007/0149,013 Electrical outlets and plugs with local power enabling and disablingAbandonedDec 22, 05Jun 28, 07[H01R]
2007/0108,945 CHARGING METHOD, CHARGING CIRCUIT, AND CHARGING DEVICEAbandonedNov 14, 06May 17, 07[H02J]
7176839 Antenna unitExpiredOct 25, 04Feb 13, 07[H01Q]
2006/0272,665 Ultrasonic hair treatment deviceAbandonedMay 26, 06Dec 07, 06[A45D]
2006/0244,398 TransformerAbandonedApr 25, 06Nov 02, 06[H01J]
7122274 Receptacle for battery-using equipmentExpiredJul 09, 01Oct 17, 06[H01M]
2006/0217,642 Massage machineAbandonedApr 21, 04Sep 28, 06[A61H]
2006/0175,625 Light emitting element, lighting device and surface emission illuminating device using itAbandonedMay 28, 03Aug 10, 06[H01L]
2006/0096,320 Process of forming thin film on glass substrate and glass substrate coated with thin filmAbandonedOct 30, 03May 11, 06[C03C]
2006/0021,228 Dry shaverAbandonedJul 27, 05Feb 02, 06[B26B]
2006/0021,234 Inner cutter for a reciprocating electric shaverAbandonedJul 26, 05Feb 02, 06[B26B]
6987273 Sterilizer comprising application of microwaveExpiredOct 15, 02Jan 17, 06[A61L]
2005/0262,694 Personal trimming systemAbandonedMay 20, 05Dec 01, 05[B26B, A45D]
2005/0253,502 Optically enhanced nanomaterialsAbandonedMay 12, 04Nov 17, 05[H01J, H01S]

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