BEL FUSE LTD.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01R ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS 6127
 
  
 
G05F SYSTEMS FOR REGULATING ELECTRIC OR MAGNETIC VARIABLES 298
 
  
 
H02J CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY 2118
 
  
 
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 2100
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204
 
  
 
H03H IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS 170
 
  
 
H05B ELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR 1110
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 1155

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9337720 Switching power supply startup circuit having normally on emitter-switched current sourceFeb 28, 14May 10, 16[H02M]
8901774 Distributed power supply system with digital power manager providing digital closed-loop power controlMar 10, 11Dec 02, 14[H02J, H02M]
8581565 DC-to-DC converter having secondary-side digital sensing and controlApr 23, 12Nov 12, 13[H02M, G05F]
8033863 Modular connector plug having a wire guide filter with an impedance containing portion and a cable guide portionOct 28, 10Oct 11, 11[H01R]
7086909 High performance, high capacitance gain, jack connector for data transmission or the likeJul 06, 05Aug 08, 06[H01R]
6524128 Modular plug wire alignerJun 04, 01Feb 25, 03[H01R]
5896480 Optical interconnection systemOct 22, 97Apr 20, 99[G02B]
5791942 High frequency electrical connectorAug 23, 95Aug 11, 98[H05K]
5736910 Modular jack connector with a flexible laminate capacitor mounted on a circuit boardNov 22, 95Apr 07, 98[H03H]
5639266 High frequency electrical connectorOct 21, 94Jun 17, 97[H01R]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2012/0076,459 Fiber Optic Cable Assembly And MethodsAbandonedSep 28, 10Mar 29, 12[B23P, G02B]
2007/0270,044 High Speed Modular JackAbandonedMay 15, 07Nov 22, 07[H01R]
2005/0106,918 Modular connectorAbandonedNov 17, 03May 19, 05[H01R]
2005/0106,929 Cable-terminating modular plugAbandonedNov 17, 03May 19, 05[H01R]
6676423 Modular electrical connector assembly providing electrostatic discharge upon insertion of a mating connectorExpiredApr 28, 00Jan 13, 04[H01R]
6602097 High frequency electrical connectorExpiredJan 26, 98Aug 05, 03[H01R]
6579127 High frequency electrical connector assembly such as a multi-port multi-level connector assemblyExpiredMar 22, 01Jun 17, 03[H01R]
6554638 Modular electrical connector assemblies with magnetic filter and/or visual indicatorExpiredOct 14, 99Apr 29, 03[H01R]
2002/0146,940 Magnetically integrated jackAbandonedApr 10, 01Oct 10, 02[H01R]
6419526 High frequency bi-level offset multi-port jackExpiredOct 09, 98Jul 16, 02[H01R]
6398591 Modular jack for tubular enclosuresExpiredApr 27, 99Jun 04, 02[H01R]
6368159 Light pipe for a modular jackExpiredDec 13, 00Apr 09, 02[H01R]
6267628 High frequency electrical connector assembly such as a multi-port multi-level connector assemblyExpiredJun 02, 99Jul 31, 01[H01R]
6250964 Shield for a jackExpiredOct 09, 98Jun 26, 01[H01R]
6217391 Low profile modular electrical jack and communication card including the sameExpiredMar 25, 99Apr 17, 01[H01R]
6196879 Surface-mountable modular electrical connector assemblies having co-planar terminalsExpiredMay 28, 99Mar 06, 01[H01R]
6193542 Modular electrical plug and plug-cable assembly including the sameExpiredFeb 08, 99Feb 27, 01[H01R]
6179667 High frequency electrical connector assembly with forward facing contact/terminal member securing insertExpiredJun 15, 99Jan 30, 01[H01R]
5244412 Electrical device for surface mounting on a circuit board and mounting component thereofExpiredDec 24, 91Sep 14, 93[H01R]
4941848 Shielded plug jack connectorExpiredMay 22, 89Jul 17, 90[H01R]

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