Inventor · disambiguated record
Ping-Cheng Chang
Also filed as: CHANG PING-CHENG
10 granted patents·5 pending applications·149 citations·filing 2005–2007
88Inventor score
Files withGETAC TECHNOLOGY CORP6MITAC TECHNOLOGY CORP4ADVANCED CONNECTEK INC2CHENG YU-CHIANG2LITE ON IT CORP1
Top patents by PatentIndex Score
15 records- 0192US7113133B2Dual-band inverted-F antenna with a branch line shorting stripADVANCED CONNECTEK INC·Filed 2005·Granted Sep 26, 2006·60 cites·10 claims
- 0291US7183980B2Inverted-F antennaADVANCED CONNECTEK INC·Filed 2005·Granted Feb 27, 2007·38 cites·10 claims
- 0390US7768461B2Antenna device with insert-molded antenna patternGETAC TECHNOLOGY CORP·Filed 2007·Granted Aug 3, 2010·31 cites·6 claims
- 0467US7825862B2Antenna device with surface antenna pattern integrally coated casing of electronic deviceGETAC TECHNOLOGY CORP·Filed 2007·Granted Nov 2, 2010·6 cites·4 claims
- 0564US7671811B2Antenna device with ground plane coupled to conductive portion of an electronic deviceGETAC TECHNOLOGY CORP·Filed 2007·Granted Mar 2, 2010·5 cites·15 claims
- 0658US7474268B2Coupling antenna device having antenna pattern with multi-frequency resonating sectorsMITAC TECHNOLOGY CORP·Filed 2006·Granted Jan 6, 2009·3 cites·14 claims
- 0754US7742002B2Antenna device with radiation pattern adjustment elementGETAC TECHNOLOGY CORP·Filed 2006·Granted Jun 22, 2010·2 cites·9 claims
- 0854US7432866B2Antenna device with ion-implanted resonant patternMITAC TECHNOLOGY CORP·Filed 2006·Granted Oct 7, 2008·2 cites·14 claims
- 0953US7671809B2Antenna device with ion-implanted antenna patternGETAC TECHNOLOGY CORP·Filed 2006·Granted Mar 2, 2010·2 cites·6 claims
- 1050US7961152B2Electronic device having helical resilient member serving as electric inductance elementGETAC TECHNOLOGY CORP·Filed 2006·Granted Jun 14, 2011·0 cites·9 claims
- 1143US2005259548A1Music playing method and apparatus thereofLITE ON IT CORP·Filed 2005·Application pending·0 cites
- 1241US2008198087A1Dual-band antennaMITAC TECHNOLOGY CORP·Filed 2007·Application pending·0 cites
- 1341US2009066588A1Case structure of electronic deviceMITAC TECHNOLOGY CORP·Filed 2007·Application pending·0 cites
- 1435US2007236397A1Antenna device with antenna element coupled to anti-EMI plate of an electronic deviceCHENG YU-CHIANG·Filed 2007·Application pending·0 cites
- 1534US2007236399A1Antenna device with antenna element matched by resonance circuitCHENG YU-CHIANG·Filed 2006·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →