PANASONIC ELECTRIC WORKS CO., LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 7936
 
 
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER5124
 
 
 
2803 TOILET ARTICLES AND BEAUTY PARLOR EQUIPMENT496
 
 
 
B26B HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR 458
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 43299
 
 
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 4089
 
 
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 3753
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 36392
 
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3387
 
 
 
H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF 2969

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8894251 Lighting device topology for reducing unevenness in LED luminance and colorJul 05, 11Nov 25, 14[F21Y, F21V, F21S, H01L]
8626873 Systems and methods for managing a provider's online status in a distributed networkNov 03, 11Jan 07, 14[G06F]
8366028 Electrostatic atomizerJun 13, 11Feb 05, 13[F23D, B03C, B05B]
8213887 Pre-distorting a transmitted signal for offset cancellationJun 22, 11Jul 03, 12[H01Q, H01F]
8191406 Method and device for pretreating a fuel rod cladding tube for material tests, test body and method for testing corrosion characteristicsJun 22, 09Jun 05, 12[G01N]
8176782 Capacitive sensorApr 25, 07May 15, 12[G01P]
8148884 Electrodeless discharge lampSep 28, 05Apr 03, 12[H01J]
8145325 Mouth cleaning deviceOct 03, 07Mar 27, 12[A61N]
8133054 Method for producing an orthodontic appliance having a vibrating elementNov 18, 09Mar 13, 12[A61C]
8128571 SphygmomanometerDec 12, 07Mar 06, 12[A61B]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0326,661 CONTACTLESS POWER RECEIVING DEVICE, AND CONTACTLESS CHARGING SYSTEMABANMar 08, 11Dec 27, 12[H02J]
2012/0233,791 BRUSH BODY AND TOOTHBRUSHABANDec 20, 10Sep 20, 12[A46B]
2012/0184,132 DIRECT CURRENT OUTLETABANAug 02, 10Jul 19, 12[H01R]
2012/0185,107 POWER DISTRIBUTION SYSTEMABANAug 31, 10Jul 19, 12[G05F]
2012/0157,897 MASSAGE MACHINEABANSep 02, 10Jun 21, 12[A61H]
8146254 Hair clipperExpiredJun 13, 07Apr 03, 12[B26B]
8135447 Optical biological information measuring apparatus, optical biological information measuring method, biological information decision apparatus, program and recording mediumExpiredSep 30, 04Mar 13, 12[A61B]
8109452 Electrostatic atomizer for use in a motor vehicleExpiredJan 15, 09Feb 07, 12[B05B]
8098118 Bandpass filter and process of fabricating the sameExpiredFeb 19, 08Jan 17, 12[H03H, H01P]
8091241 Electric hair removerExpiredNov 25, 08Jan 10, 12[B26B]
8095211 Body fat measuring deviceExpiredJan 25, 06Jan 10, 12[A61B]
8083650 Exercise assisting deviceExpiredDec 24, 08Dec 27, 11[A63B]
8067769 Wafer level package structure, and sensor device obtained from the same package structureExpiredNov 24, 06Nov 29, 11[H01L]
8062197 Exercise assisting deviceExpiredApr 23, 08Nov 22, 11[A63B]
8062765 Silver layer formed by electrosilvering substrate materialExpiredJul 05, 07Nov 22, 11[B32B, C25D]
8056839 Electrostatic atomizerExpiredNov 25, 08Nov 15, 11[F23D, B05B]
8033485 Electrostatic atomizer and coolant-circulating equipment including sameExpiredNov 21, 08Oct 11, 11[B05B]
8035998 Switching power supplyExpiredJun 29, 07Oct 11, 11[H02M]
8031893 Hearing aidExpiredAug 10, 07Oct 04, 11[H04R]
8026594 Sensor device and production method thereforExpiredNov 24, 06Sep 27, 11[H01L]

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Top Inventors for This Owner

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