FUJI ELECTRIC SYSTEMS CO., LTD.

Patent Owner

Watch Compare Add to Portfolio

Stats

Details

Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01L SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 9353
 
  
 
H02H EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS 374
 
  
 
G03G ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY 180
 
  
 
H01J ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS 1127
 
  
 
H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATORS, OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS 186

Top Patents (by citation)

Upgrade to the Professional Level to View Top Patents for this Owner. Learn More

Recent Publications

  • No Recent Publications to Display

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
8771030 Color conversion layer and manufacturing method for sameAug 19, 09Jul 08, 14[H01J, G02B]
8759870 Semiconductor deviceJun 28, 10Jun 24, 14[H01L]
8680622 Semiconductor device, integrated circuit including the semiconductor device, control IC for switching power supply and the switching power supplyAug 04, 09Mar 25, 14[H01L]
8648353 Method for manufacturing silicon carbide semiconductor device and the silicon carbide semiconductor deviceJun 25, 12Feb 11, 14[H01L]
8405343 Inverter unit, integrated circuit chip, and vehicle drive apparatusMay 19, 11Mar 26, 13[H02P]
8114783 Silicon carbide semiconductor element, method of manufacturing the same, and silicon carbide deviceAug 18, 08Feb 14, 12[H01L]
6451493 Electrophotographic photoconductorNov 17, 00Sep 17, 02[G03G]
5844275 High withstand-voltage lateral MOSFET with a trench and method of producing the sameSep 20, 95Dec 01, 98[H01L]
5270566 Insulated gate semiconductor deviceDec 10, 92Dec 14, 93[H01L]
5164877 Semiconductor deviceFeb 22, 91Nov 17, 92[H02H]

View all patents..

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0111,924 LEAD-FREE SOLDERAbandonedJan 18, 12May 10, 12[H01L, B23K]
2009/0243,389 Multiple output magnetic induction unit and a multiple output micro power converter having the sameAbandonedMar 05, 09Oct 01, 09[H02M, H01F]
2009/0224,314 SEMICONDUCTOR DEVICE AND THE METHOD OF MANUFACTURING THE SAMEAbandonedMar 10, 09Sep 10, 09[H01L]
2009/0212,373 SEMICONDUCTOR DEVICEAbandonedFeb 26, 09Aug 27, 09[H01L]
2009/0166,851 Power semiconductor moduleAbandonedMar 02, 09Jul 02, 09[H01L]
2009/0102,444 DC-DC CONVERTERAbandonedOct 17, 08Apr 23, 09[G05F]
2008/0303,087 Semiconductor device with integrated trench lateral power MOSFETs and planar devicesAbandonedApr 24, 08Dec 11, 08[H01L]
2008/0224,214 SEMICONDUCTOR DEVICE AND FABRICATION METHODAbandonedFeb 15, 08Sep 18, 08[H01L]
2008/0197,720 VIBRATING-TYPE MOTORAbandonedFeb 21, 08Aug 21, 08[H02K]
2008/0180,078 SWITCHING POWER SUPPLY AND METHOD OF CONTROLLING THEREOFAbandonedJan 29, 08Jul 31, 08[G05F]
2008/0144,279 HEAT SINKAbandonedNov 28, 07Jun 19, 08[H05K]
7333182 Range finder and method of reducing signal noise therefromExpiredMar 08, 05Feb 19, 08[G01C]
2007/0279,119 GATE DRIVING DEVICE FOR DRIVING INSULATED GATE BIPOLAR TRANSISTOR AND METHOD OF DRIVING THE SAMEAbandonedApr 20, 07Dec 06, 07[H03K]
2007/0187,695 SEMICONDUCTOR DEVICE AND METHOD OF FORMING THE SAMEAbandonedJan 17, 07Aug 16, 07[H01L]
2007/0167,792 Ultrasonic flowmeter capable of applying both pulse doppler method and transit time method, method and program for automatically selecting measurement method in flowmeter, and electronic device for flowmeterAbandonedFeb 25, 05Jul 19, 07[A61B]
7233081 Power-supply deviceExpiredSep 14, 04Jun 19, 07[H02J]
7180259 Driving apparatus for driving multiple induction motorsExpiredJul 06, 05Feb 20, 07[H02P]
7144781 Manufacturing method of a semiconductor deviceExpiredJun 15, 04Dec 05, 06[H01L]
2006/0263,235 Solder alloy and a semiconductor device using the solder alloyAbandonedFeb 02, 06Nov 23, 06[C22C]
2006/0252,243 Epitaxial film deposition system and epitaxial film formation methodAbandonedApr 06, 06Nov 09, 06[H01L]

View all patents..

Top Inventors for This Owner

Upgrade to the Professional Level to View Top Inventors for this Owner. Learn More

We are sorry but your current selection exceeds the maximum number of comparisons () for this membership level. Upgrade to our Level for up to -1 comparisons!

We are sorry but your current selection exceeds the maximum number of portfolios (0) for this membership level. Upgrade to our Level for up to -1 portfolios!.