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 8133
 
 
 
1303 EQUIPMENT FOR DISTRIBUTION OR CONTROL OF ELECTRIC POWER5122
 
 
 
2803 TOILET ARTICLES AND BEAUTY PARLOR EQUIPMENT496
 
 
 
B26B HAND-HELD CUTTING TOOLS NOT OTHERWISE PROVIDED FOR 475
 
 
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 46279
 
 
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 4183
 
 
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 3748
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 36372
 
 
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 3487
 
 
 
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 2964

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2008/0107,881 MATERIAL FOR SUBSTRATE MOUNTING OPTICAL CIRCUIT-ELECTRICAL CIRCUIT MIXEDLY AND SUBSTRATE MOUNTING OPTICAL CIRCUIT-ELECTRICAL CIRCUIT MIXEDLYDec 14, 07May 08, 08[B32B]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8,894,251 Lighting device topology for reducing unevenness in LED luminance and colorJul 05, 11Nov 25, 14[F21Y, F21V, F21S, H01L]
8,626,873 Systems and methods for managing a provider's online status in a distributed networkNov 03, 11Jan 07, 14[G06F]
8,366,028 Electrostatic atomizerJun 13, 11Feb 05, 13[F23D, B03C, B05B]
8,213,887 Pre-distorting a transmitted signal for offset cancellationJun 22, 11Jul 03, 12[H01Q, H01F]
8,191,406 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]
8,176,782 Capacitive sensorApr 25, 07May 15, 12[G01P]
8,146,254 Hair clipperJun 13, 07Apr 03, 12[B26B]
8,148,884 Electrodeless discharge lampSep 28, 05Apr 03, 12[H01J]
8,145,325 Mouth cleaning deviceOct 03, 07Mar 27, 12[A61N]
8,133,054 Method for producing an orthodontic appliance having a vibrating elementNov 18, 09Mar 13, 12[A61C]

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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]
8,083,650 Exercise assisting deviceExpiredDec 24, 08Dec 27, 11[A63B]
8,067,769 Wafer level package structure, and sensor device obtained from the same package structureExpiredNov 24, 06Nov 29, 11[H01L]
8,062,197 Exercise assisting deviceExpiredApr 23, 08Nov 22, 11[A63B]
8,062,765 Silver layer formed by electrosilvering substrate materialExpiredJul 05, 07Nov 22, 11[B32B, C25D]
8,056,839 Electrostatic atomizerExpiredNov 25, 08Nov 15, 11[F23D, B05B]
8,033,485 Electrostatic atomizer and coolant-circulating equipment including sameExpiredNov 21, 08Oct 11, 11[B05B]
8,035,998 Switching power supplyExpiredJun 29, 07Oct 11, 11[H02M]
8,031,893 Hearing aidExpiredAug 10, 07Oct 04, 11[H04R]
8,026,594 Sensor device and production method thereforExpiredNov 24, 06Sep 27, 11[H01L]
2011/0220,322 INDOOR UNIT OF AIRCONDITIONER COMPRISING ELECTRIC DISCHARGE GENERATORABANFeb 23, 10Sep 15, 11[F24F]
8,016,573 Piezoelectric-driven diaphragm pumpExpiredJan 25, 06Sep 13, 11[F04B]
2011/0202,115 HAIR GROWTH MODULATION DEVICEABANApr 29, 11Aug 18, 11[A61N]
2011/0194,641 Method for Encoding a Bit Sequence and Encoding CircuitABANSep 12, 08Aug 11, 11[H04L]
7,994,436 Base unit for dual wiring systemExpiredDec 22, 05Aug 09, 11[H05K]
7,981,060 Ultrasound applying skin care deviceExpiredJun 13, 03Jul 19, 11[A61H]

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