DARFON ELECTRONICS CORP.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
H01H ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES 9229
 
  
 
G06F ELECTRIC DIGITAL DATA PROCESSING 19428
 
  
 
F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR 1397
 
  
 
B41J TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS 894
 
  
 
G09G ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION 8143
 
  
 
G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED BY A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR 654
 
  
 
1402 DATA PROCESSING EQUIPMENT AS WELL AS PERIPHERAL APPARATUS AND DEVICES657
 
  
 
B62M RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES 522
 
  
 
H05K PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS 5151
 
  
 
H03K PULSE TECHNIQUE 4127

Top Patents (by citation)

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Recent Publications

Publication # Title Filing Date Pub Date Intl Class
2018/0025,858 LIGHT EMITTING KEYSWITCHJul 18, 17Jan 25, 18[H01H]
2017/0186,525 INDUCTOR, MAGNETIC MATERIAL COMPOSITION USED FOR THE SAME, AND MANUFACTURING METHOD OF ELECTRONIC COMPONENTJul 10, 16Jun 29, 17[H01F]
2017/0178,792 VOLTAGE TRANSFORMEROct 17, 16Jun 22, 17[H01F]
2017/0147,086 KEYBOARD DEVICENov 24, 16May 25, 17[G06F]
2016/0357,269 BACKLIGHT MODULE AND LIGHTING KEYBOARD USING THE SAMEApr 11, 16Dec 08, 16[F21V, G06F]
2016/0342,222 BACKLIT KEYBOARD, BACKLIGHT MODULE AND ASSEMBLY METHOD THEREOFMay 17, 16Nov 24, 16[F21V, G06F]
2016/0321,448 KEYBOARD AND CONTROL METHOD THEREOFApr 28, 16Nov 03, 16[G06F]
2015/0206,672 KEYBOARD, ADJUSTED KEYBOARD ACCORDING TO USER OPERATION AND CONDUCTING STRENGTH ADJUSTMENT METHOD ACCORDING TO USER OPERATIONJan 15, 15Jul 23, 15[H01H]

Recent Patents

Patent # Title Filing Date Issue Date Intl Class
9921664 Keyboard deviceNov 24, 16Mar 20, 18[G09G, G06F]
9875864 Keyboard and backlight moduleJun 22, 16Jan 23, 18[H01H]
9875865 Haptic keyswitch structure and input deviceJun 03, 16Jan 23, 18[H01H]
9875866 Haptic keyswitch structure and input deviceJun 03, 16Jan 23, 18[H01H]
9847193 Illuminant keyboard and manufacturing method thereofDec 27, 15Dec 19, 17[G06F, H01H]
9837220 Keyswitch structureMay 09, 16Dec 05, 17[H01H]
9837221 Key switch with noise reduction mechanismFeb 22, 16Dec 05, 17[H01H]
9781827 Peripheral deviceMay 12, 16Oct 03, 17[H01H, H05K]
9715973 Keyswitch and keyboard thereofJun 27, 16Jul 25, 17[H01H]
9715975 Keyswitch using magnetic force to restore cap positionJun 05, 16Jul 25, 17[H01H]

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2015/0034,471 KEYBOARD HAVING TACTILE FEEDBACKAbandonedJul 30, 14Feb 05, 15[H01L, H01H]
2014/0367,240 KEYSWITCH AND KEYBOARD THEREWITHAbandonedMay 08, 14Dec 18, 14[H01H]
2014/0284,194 MEMBRANE SWITCH AND CONNECTION SOCKETAbandonedMar 11, 14Sep 25, 14[H01R, H01H]
2014/0218,303 HAPTIC FEEDBACK KEYBOARD STRUCTUREAbandonedFeb 06, 14Aug 07, 14[G06F]
2014/0160,722 BACKLIGHT MODULE AND LIGHTING KEYBOARDAbandonedFeb 17, 14Jun 12, 14[F21V]
2014/0151,204 KEYSWITCHAbandonedNov 20, 13Jun 05, 14[H01H]
2014/0126,176 PROTECTIVE COVER AND KEYBOARDAbandonedOct 29, 13May 08, 14[F21V]
8604370 Luminous keyboardExpiredDec 27, 11Dec 10, 13[H01H]
2013/0248,337 KEYCAP AND METHOD OF MANUFACTURING THE SAMEAbandonedFeb 26, 13Sep 26, 13[B29C, H01H]
2013/0201,736 SOLAR INVERTER SYSTEM AND CONTROL METHOD THEREOFAbandonedJan 29, 13Aug 08, 13[H02M]
2013/0201,737 OFF-GRID MASTER-SLAVE SOLAR INVERTER SYSTEM AND METHOD THEREOFAbandonedJan 24, 13Aug 08, 13[H02M]
2013/0154,395 SOLAR INVERTER SYSTEM AND CONTROL METHOD THEREOFAbandonedDec 11, 12Jun 20, 13[H02M]
2013/0135,211 KEYBOARDAbandonedNov 15, 12May 30, 13[G06F]
2013/0126,324 KEYBOARD WITH Z-SHAPED SUPPORT MEMBERAbandonedNov 08, 12May 23, 13[H01H]
8446122 Electronic device and chargeable keyboard with solar cells located on a keyboardExpiredJan 06, 11May 21, 13[H01M]
2012/0262,867 FOLDABLE KEYBOARD ASSEMBLY AND PORTABLE ELECTRONIC MODULE THEREOFAbandonedMar 29, 12Oct 18, 12[G06F, H05K]
2012/0257,344 PORTABLE KEYBOARDAbandonedSep 21, 11Oct 11, 12[G06F]
2012/0243,162 PORTABLE KEYBOARDAbandonedSep 21, 11Sep 27, 12[G06F]
8264163 Backlight apparatus and transformer thereofExpiredNov 03, 09Sep 11, 12[H05B]
2012/0189,369 KEYBOARD AND PROTECTIVE COVER THEREOFAbandonedJan 11, 12Jul 26, 12[B41J]

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