Chang; Ping-Cheng

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chang; Ping-Cheng.The latest application filed is for "case structure of electronic device".

Company Profile

0.10.15

Chang; Ping-Cheng - Pingtung County TW
Chang; Ping-Cheng - Chaozhou Town Pingtung County TW
Chang; Ping-Cheng - Chaojhou Township TW
Chang; Ping-Cheng - Taipei TW

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Electronic device having helical resilient member serving as electric inductance element Grant 7,961,152 - Cheng , et al. June 14, 2	2011-06-14
Antenna device with surface antenna pattern integrally coated casing of electronic device Grant 7,825,862 - Cheng , et al. November 2, 2	2010-11-02
Antenna device with insert-molded antenna pattern Grant 7,768,461 - Cheng , et al. August 3, 2	2010-08-03
Antenna device with radiation pattern adjustment element Grant 7,742,002 - Cheng , et al. June 22, 2	2010-06-22
Antenna device with ion-implanted antenna pattern Grant 7,671,809 - Cheng , et al. March 2, 2	2010-03-02
Antenna device with ground plane coupled to conductive portion of an electronic device Grant 7,671,811 - Cheng , et al. March 2, 2	2010-03-02
Case structure of electronic device App 20090066588 - Cheng; Yu-Chiang ; et al.	2009-03-12
Coupling antenna device having antenna pattern with multi-frequency resonating sectors Grant 7,474,268 - Cheng , et al. January 6, 2	2009-01-06
Antenna device with surface antenna pattern integrally coated casing of electronic device App 20080297420 - Cheng; Yu-Chiang ; et al.	2008-12-04
Antenna device with ion-implanted resonant pattern Grant 7,432,866 - Cheng , et al. October 7, 2	2008-10-07
Dual-band Antenna App 20080198087 - Cheng; Yu-Chiang ; et al.	2008-08-21
Antenna device with ground plane coupled to conductive portion of an electronic device App 20080169986 - Cheng; Yu-Chiang ; et al.	2008-07-17
Antenna device with insert-molded antenna pattern App 20080018551 - Cheng; Yu-Chiang ; et al.	2008-01-24
Antenna device with antenna element matched by resonance circuit App 20070236399 - Cheng; Yu-Chiang ; et al.	2007-10-11
Electronic device having helical resilient member serving as electric inductance element App 20070236317 - Cheng; Yu-Chiang ; et al.	2007-10-11
Antenna device with antenna element coupled to anti-EMI plate of an electronic device App 20070236397 - Cheng; Yu-Chiang ; et al.	2007-10-11
Antenna device with radiation pattern adjustment element App 20070216579 - Cheng; Yu-Chiang ; et al.	2007-09-20
Antenna device with ion-implanted resonant pattern App 20070216581 - Cheng; Yu-Chiang ; et al.	2007-09-20
Antenna device with ion-implanted antenna pattern App 20070216582 - Cheng; Yu-Chiang ; et al.	2007-09-20
Coupling antenna device having antenna pattern with multi-frequency resonating sectors App 20070210963 - Cheng; Yu-Chiang ; et al.	2007-09-13
Inverted-F antenna Grant 7,183,980 - Chang , et al. February 27, 2	2007-02-27
Dual-band inverted-F antenna with a branch line shorting strip Grant 7,113,133 - Chen , et al. September 26, 2	2006-09-26
Inverted-F antenna App 20060187121 - Chang; Ping-Cheng ; et al.	2006-08-24
Dual-band Inverted-f Antenna With A Branch Line Shorting Strip App 20060145924 - Chen; Yi-Shein ; et al.	2006-07-06
Music playing method and apparatus thereof App 20050259548 - Chang, Ping-Cheng	2005-11-24

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